diff --git a/src/renderer/entities/transaction/lib/transactionService.ts b/src/renderer/entities/transaction/lib/transactionService.ts
index 7301b4efd0..3867cde82f 100644
--- a/src/renderer/entities/transaction/lib/transactionService.ts
+++ b/src/renderer/entities/transaction/lib/transactionService.ts
@@ -175,7 +175,7 @@ type TxWrappersParams = {
  * @returns {Array}
  */
 function getTxWrappers({ wallet, ...params }: TxWrappersParams): TxWrapper[] {
-  if (walletUtils.isMultisig(wallet)) {
+  if (walletUtils.isRegularMultisig(wallet)) {
     return getMultisigWrapper(params);
   }
 
diff --git a/src/renderer/entities/wallet/lib/__tests__/wallet-utils.test.ts b/src/renderer/entities/wallet/lib/__tests__/wallet-utils.test.ts
index bfc5e8c02d..c54bfe268e 100644
--- a/src/renderer/entities/wallet/lib/__tests__/wallet-utils.test.ts
+++ b/src/renderer/entities/wallet/lib/__tests__/wallet-utils.test.ts
@@ -29,13 +29,25 @@ describe('entities/wallet/lib/wallet-utils', () => {
   test('isMultisig should return true when wallet type is Multisig', () => {
     const wallet = { type: WalletType.MULTISIG } as Wallet;
 
+    expect(walletUtils.isRegularMultisig(wallet)).toEqual(true);
+  });
+
+  test('isFlexibleMultisig should return true when wallet type is Flexible Multisig', () => {
+    const wallet = { type: WalletType.FLEXIBLE_MULTISIG } as Wallet;
+
+    expect(walletUtils.isFlexibleMultisig(wallet)).toEqual(true);
+  });
+
+  test('isMultisig should return true when wallet type is Flexible Multisig', () => {
+    const wallet = { type: WalletType.FLEXIBLE_MULTISIG } as Wallet;
+
     expect(walletUtils.isMultisig(wallet)).toEqual(true);
   });
 
   test('isMultisig should return false when wallet type is not Multisig', () => {
     const wallet = { type: WalletType.NOVA_WALLET } as Wallet;
 
-    expect(walletUtils.isMultisig(wallet)).toEqual(false);
+    expect(walletUtils.isRegularMultisig(wallet)).toEqual(false);
   });
 
   test('isNovaWallet should return true when wallet type is NovaWallet', () => {
@@ -47,7 +59,7 @@ describe('entities/wallet/lib/wallet-utils', () => {
   test('isNovaWallet should return false when wallet type is not NovaWallet', () => {
     const wallet = { type: WalletType.POLKADOT_VAULT } as Wallet;
 
-    expect(walletUtils.isMultisig(wallet)).toEqual(false);
+    expect(walletUtils.isRegularMultisig(wallet)).toEqual(false);
   });
 
   test('isProxied should return true when wallet type is Proxied', () => {
diff --git a/src/renderer/entities/wallet/lib/account-utils.ts b/src/renderer/entities/wallet/lib/account-utils.ts
index aba06bf17d..b0adfee2b2 100644
--- a/src/renderer/entities/wallet/lib/account-utils.ts
+++ b/src/renderer/entities/wallet/lib/account-utils.ts
@@ -28,8 +28,9 @@ import { walletUtils } from './wallet-utils';
 export const accountUtils = {
   isBaseAccount,
   isChainAccount,
-  isMultisigAccount,
+  isRegularMultisigAccount,
   isFlexibleMultisigAccount,
+  isMultisigAccount,
   isWcAccount,
   isProxiedAccount,
   isPureProxiedAccount,
@@ -74,7 +75,7 @@ function isShardAccount(account: Partial<Account>): account is ShardAccount {
   return account.type === AccountType.SHARD;
 }
 
-function isMultisigAccount(account: Partial<Account>): account is MultisigAccount {
+function isRegularMultisigAccount(account: Partial<Account>): account is MultisigAccount {
   return account.type === AccountType.MULTISIG;
 }
 
@@ -82,6 +83,10 @@ function isFlexibleMultisigAccount(account: Partial<Account>): account is Flexib
   return account.type === AccountType.FLEXIBLE_MULTISIG;
 }
 
+function isMultisigAccount(account: Partial<Account>): account is MultisigAccount | FlexibleMultisigAccount {
+  return isFlexibleMultisigAccount(account) || isRegularMultisigAccount(account);
+}
+
 function isProxiedAccount(account: Partial<Account>): account is ProxiedAccount {
   return account.type === AccountType.PROXIED;
 }
diff --git a/src/renderer/entities/wallet/lib/permission-utils.ts b/src/renderer/entities/wallet/lib/permission-utils.ts
index 066c201c42..5739ee19e2 100644
--- a/src/renderer/entities/wallet/lib/permission-utils.ts
+++ b/src/renderer/entities/wallet/lib/permission-utils.ts
@@ -44,7 +44,6 @@ function canStake(wallet: Wallet): boolean {
 function canCreateMultisigTx(wallet: Wallet): boolean {
   if (walletUtils.isWatchOnly(wallet)) return false;
   if (walletUtils.isMultisig(wallet)) return false;
-  if (walletUtils.isFlexibleMultisig(wallet)) return false;
   if (walletUtils.isProxied(wallet)) {
     const isAnyProxy = accountUtils.isAnyProxyType(wallet.accounts[0]);
     const isNonTransfer = accountUtils.isNonTransferProxyType(wallet.accounts[0]);
@@ -57,7 +56,6 @@ function canCreateMultisigTx(wallet: Wallet): boolean {
 function canApproveMultisigTx(wallet: Wallet): boolean {
   if (walletUtils.isWatchOnly(wallet)) return false;
   if (walletUtils.isMultisig(wallet)) return false;
-  if (walletUtils.isFlexibleMultisig(wallet)) return false;
 
   if (walletUtils.isProxied(wallet)) {
     return false;
@@ -74,7 +72,6 @@ function canApproveMultisigTx(wallet: Wallet): boolean {
 function canRejectMultisigTx(wallet: Wallet): boolean {
   if (walletUtils.isWatchOnly(wallet)) return false;
   if (walletUtils.isMultisig(wallet)) return false;
-  if (walletUtils.isFlexibleMultisig(wallet)) return false;
   if (walletUtils.isProxied(wallet)) {
     return false;
 
diff --git a/src/renderer/entities/wallet/lib/wallet-utils.ts b/src/renderer/entities/wallet/lib/wallet-utils.ts
index fce609475f..b13d292b56 100644
--- a/src/renderer/entities/wallet/lib/wallet-utils.ts
+++ b/src/renderer/entities/wallet/lib/wallet-utils.ts
@@ -22,6 +22,7 @@ export const walletUtils = {
   isSingleShard,
   isMultisig,
   isFlexibleMultisig,
+  isRegularMultisig,
   isWatchOnly,
   isNovaWallet,
   isWalletConnect,
@@ -54,12 +55,16 @@ function isSingleShard(wallet?: Wallet): wallet is SingleShardWallet {
   return wallet?.type === WalletType.SINGLE_PARITY_SIGNER;
 }
 
-function isMultisig(wallet?: Wallet): wallet is MultisigWallet {
+function isFlexibleMultisig(wallet?: Wallet): wallet is FlexibleMultisigWallet {
+  return wallet?.type === WalletType.FLEXIBLE_MULTISIG;
+}
+
+function isRegularMultisig(wallet?: Wallet): wallet is FlexibleMultisigWallet {
   return wallet?.type === WalletType.MULTISIG;
 }
 
-function isFlexibleMultisig(wallet?: Wallet): wallet is FlexibleMultisigWallet {
-  return wallet?.type === WalletType.FLEXIBLE_MULTISIG;
+function isMultisig(wallet?: Wallet): wallet is MultisigWallet | FlexibleMultisigWallet {
+  return isFlexibleMultisig(wallet) || isRegularMultisig(wallet);
 }
 
 function isWatchOnly(wallet?: Wallet): wallet is WatchOnlyWallet {
diff --git a/src/renderer/features/flexible-multisig-create/model/flexible-multisig-create.ts b/src/renderer/features/flexible-multisig-create/model/flexible-multisig-create.ts
index 83ade49452..7f9c1ea5e5 100644
--- a/src/renderer/features/flexible-multisig-create/model/flexible-multisig-create.ts
+++ b/src/renderer/features/flexible-multisig-create/model/flexible-multisig-create.ts
@@ -29,7 +29,7 @@ import {
   nonNullable,
   toAccountId,
   toAddress,
-  transferableAmount,
+  withdrawableAmountBN,
 } from '@/shared/lib/utils';
 import { createDepositCalculator, createFeeCalculator } from '@/shared/transactions';
 import { balanceModel, balanceUtils } from '@/entities/balance';
@@ -218,7 +218,7 @@ const $isEnoughBalance = combine(
     return fee
       .add(multisigDeposit)
       .add(new BN(proxyDeposit))
-      .lte(new BN(transferableAmount(balance)));
+      .lte(new BN(withdrawableAmountBN(balance)));
   },
 );
 
@@ -413,8 +413,6 @@ sample({
       name: name.trim(),
       accountId: multisigAccoutId!,
       threshold: threshold,
-      // TODO get proxy account
-      proxyAccountId: multisigAccoutId!,
       cryptoType: isEthereumChain ? CryptoType.ETHEREUM : CryptoType.SR25519,
       chainType: isEthereumChain ? ChainType.ETHEREUM : ChainType.SUBSTRATE,
       type: AccountType.FLEXIBLE_MULTISIG,
diff --git a/src/renderer/features/operations/OperationsConfirm/Delegate/ui/Confirmation.tsx b/src/renderer/features/operations/OperationsConfirm/Delegate/ui/Confirmation.tsx
index 95bb8e5179..b1ffe9137f 100644
--- a/src/renderer/features/operations/OperationsConfirm/Delegate/ui/Confirmation.tsx
+++ b/src/renderer/features/operations/OperationsConfirm/Delegate/ui/Confirmation.tsx
@@ -161,7 +161,7 @@ export const Confirmation = ({
 
         <hr className="w-full border-filter-border pr-2" />
 
-        {accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
+        {confirmStore.shards?.[0] && accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
           <DetailRow
             className="text-text-primary"
             label={
diff --git a/src/renderer/features/operations/OperationsConfirm/EditDelegation/ui/Confirmation.tsx b/src/renderer/features/operations/OperationsConfirm/EditDelegation/ui/Confirmation.tsx
index c12c10f03a..172ae9f097 100644
--- a/src/renderer/features/operations/OperationsConfirm/EditDelegation/ui/Confirmation.tsx
+++ b/src/renderer/features/operations/OperationsConfirm/EditDelegation/ui/Confirmation.tsx
@@ -161,7 +161,7 @@ export const Confirmation = ({
 
         <hr className="w-full border-filter-border pr-2" />
 
-        {accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
+        {confirmStore.shards?.[0] && accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
           <DetailRow
             className="text-text-primary"
             label={
diff --git a/src/renderer/features/operations/OperationsConfirm/Nominate/ui/Confirmation.tsx b/src/renderer/features/operations/OperationsConfirm/Nominate/ui/Confirmation.tsx
index 809fe5ebec..84c2574beb 100644
--- a/src/renderer/features/operations/OperationsConfirm/Nominate/ui/Confirmation.tsx
+++ b/src/renderer/features/operations/OperationsConfirm/Nominate/ui/Confirmation.tsx
@@ -82,7 +82,7 @@ export const Confirmation = ({ id = 0, secondaryActionButton, hideSignButton, on
 
           <hr className="w-full border-filter-border pr-2" />
 
-          {accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
+          {confirmStore.shards?.[0] && accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
             <DetailRow
               className="text-text-primary"
               label={
diff --git a/src/renderer/features/operations/OperationsConfirm/Payee/ui/Confirmation.tsx b/src/renderer/features/operations/OperationsConfirm/Payee/ui/Confirmation.tsx
index 8fa65033d4..be2cfffa25 100644
--- a/src/renderer/features/operations/OperationsConfirm/Payee/ui/Confirmation.tsx
+++ b/src/renderer/features/operations/OperationsConfirm/Payee/ui/Confirmation.tsx
@@ -77,7 +77,7 @@ export const Confirmation = ({ id = 0, onGoBack, secondaryActionButton, hideSign
 
           <hr className="w-full border-filter-border pr-2" />
 
-          {accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
+          {confirmStore.shards?.[0] && accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
             <DetailRow
               className="text-text-primary"
               label={
diff --git a/src/renderer/features/operations/OperationsConfirm/Restake/ui/Confirmation.tsx b/src/renderer/features/operations/OperationsConfirm/Restake/ui/Confirmation.tsx
index 6f3792c0b1..6e43baa728 100644
--- a/src/renderer/features/operations/OperationsConfirm/Restake/ui/Confirmation.tsx
+++ b/src/renderer/features/operations/OperationsConfirm/Restake/ui/Confirmation.tsx
@@ -75,7 +75,7 @@ export const Confirmation = ({ id = 0, onGoBack, secondaryActionButton, hideSign
           signatory={confirmStore.signatory}
           proxied={confirmStore.proxiedAccount}
         >
-          {accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
+          {confirmStore.shards?.[0] && accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
             <DetailRow
               className="text-text-primary"
               label={
diff --git a/src/renderer/features/operations/OperationsConfirm/Unstake/ui/Confirmation.tsx b/src/renderer/features/operations/OperationsConfirm/Unstake/ui/Confirmation.tsx
index 3d77fd6390..6113f8c3a2 100644
--- a/src/renderer/features/operations/OperationsConfirm/Unstake/ui/Confirmation.tsx
+++ b/src/renderer/features/operations/OperationsConfirm/Unstake/ui/Confirmation.tsx
@@ -81,7 +81,7 @@ export const Confirmation = ({ id = 0, secondaryActionButton, hideSignButton, on
           signatory={confirmStore.signatory}
           proxied={confirmStore.proxiedAccount}
         >
-          {accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
+          {confirmStore.shards?.[0] && accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
             <DetailRow
               className="text-text-primary"
               label={
diff --git a/src/renderer/features/operations/OperationsConfirm/Withdraw/ui/Confirmation.tsx b/src/renderer/features/operations/OperationsConfirm/Withdraw/ui/Confirmation.tsx
index ec49c83fe3..6c5736bc11 100644
--- a/src/renderer/features/operations/OperationsConfirm/Withdraw/ui/Confirmation.tsx
+++ b/src/renderer/features/operations/OperationsConfirm/Withdraw/ui/Confirmation.tsx
@@ -75,7 +75,7 @@ export const Confirmation = ({ id = 0, secondaryActionButton, hideSignButton, on
           signatory={confirmStore.signatory}
           proxied={confirmStore.proxiedAccount}
         >
-          {accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
+          {confirmStore.shards?.[0] && accountUtils.isMultisigAccount(confirmStore.shards[0]) && (
             <DetailRow
               className="text-text-primary"
               label={
diff --git a/src/renderer/features/proxy-add-pure/model/form-model.ts b/src/renderer/features/proxy-add-pure/model/form-model.ts
index 1c5414b2f0..885945290b 100644
--- a/src/renderer/features/proxy-add-pure/model/form-model.ts
+++ b/src/renderer/features/proxy-add-pure/model/form-model.ts
@@ -474,13 +474,13 @@ sample({
   filter: (_, account) => Boolean(account),
   fn: ({ wallet, wallets }, account): Record<string, boolean> => {
     if (!wallet) return { isMultisig: false, isProxy: false };
-    if (walletUtils.isMultisig(wallet)) return { isMultisig: true, isProxy: false };
+    if (walletUtils.isRegularMultisig(wallet)) return { isMultisig: true, isProxy: false };
     if (!walletUtils.isProxied(wallet)) return { isMultisig: false, isProxy: false };
 
     const accountWallet = walletUtils.getWalletById(wallets, account!.walletId);
 
     return {
-      isMultisig: walletUtils.isMultisig(accountWallet),
+      isMultisig: walletUtils.isRegularMultisig(accountWallet),
       isProxy: true,
     };
   },
diff --git a/src/renderer/features/proxy-add/model/form-model.ts b/src/renderer/features/proxy-add/model/form-model.ts
index 9303029d93..137b5ce4b6 100644
--- a/src/renderer/features/proxy-add/model/form-model.ts
+++ b/src/renderer/features/proxy-add/model/form-model.ts
@@ -565,13 +565,13 @@ sample({
   filter: (_, account) => Boolean(account),
   fn: ({ wallet, wallets }, account): Record<string, boolean> => {
     if (!wallet) return { isMultisig: false, isProxy: false };
-    if (walletUtils.isMultisig(wallet)) return { isMultisig: true, isProxy: false };
+    if (walletUtils.isRegularMultisig(wallet)) return { isMultisig: true, isProxy: false };
     if (!walletUtils.isProxied(wallet)) return { isMultisig: false, isProxy: false };
 
     const accountWallet = walletUtils.getWalletById(wallets, account!.walletId);
 
     return {
-      isMultisig: walletUtils.isMultisig(accountWallet),
+      isMultisig: walletUtils.isRegularMultisig(accountWallet),
       isProxy: true,
     };
   },
diff --git a/src/renderer/features/proxy-remove-pure/model/form-model.ts b/src/renderer/features/proxy-remove-pure/model/form-model.ts
index e499e3297f..ddf93d4bbc 100644
--- a/src/renderer/features/proxy-remove-pure/model/form-model.ts
+++ b/src/renderer/features/proxy-remove-pure/model/form-model.ts
@@ -271,13 +271,13 @@ sample({
   filter: (_, account) => Boolean(account),
   fn: ({ wallet, wallets }, account): Record<string, boolean> => {
     if (!wallet) return { isMultisig: false, isProxy: false };
-    if (walletUtils.isMultisig(wallet)) return { isMultisig: true, isProxy: false };
+    if (walletUtils.isRegularMultisig(wallet)) return { isMultisig: true, isProxy: false };
     if (!walletUtils.isProxied(wallet)) return { isMultisig: false, isProxy: false };
 
     const accountWallet = walletUtils.getWalletById(wallets, account!.walletId);
 
     return {
-      isMultisig: walletUtils.isMultisig(accountWallet),
+      isMultisig: walletUtils.isRegularMultisig(accountWallet),
       isProxy: true,
     };
   },
diff --git a/src/renderer/features/proxy-remove/model/form-model.ts b/src/renderer/features/proxy-remove/model/form-model.ts
index 29728d7dba..2476c259d8 100644
--- a/src/renderer/features/proxy-remove/model/form-model.ts
+++ b/src/renderer/features/proxy-remove/model/form-model.ts
@@ -271,13 +271,13 @@ sample({
   filter: (_, account) => Boolean(account),
   fn: ({ wallet, wallets }, account): Record<string, boolean> => {
     if (!wallet) return { isMultisig: false, isProxy: false };
-    if (walletUtils.isMultisig(wallet)) return { isMultisig: true, isProxy: false };
+    if (walletUtils.isRegularMultisig(wallet)) return { isMultisig: true, isProxy: false };
     if (!walletUtils.isProxied(wallet)) return { isMultisig: false, isProxy: false };
 
     const accountWallet = walletUtils.getWalletById(wallets, account!.walletId);
 
     return {
-      isMultisig: walletUtils.isMultisig(accountWallet),
+      isMultisig: walletUtils.isRegularMultisig(accountWallet),
       isProxy: true,
     };
   },
diff --git a/src/renderer/features/wallet-details/ui/components/WalletDetails.tsx b/src/renderer/features/wallet-details/ui/components/WalletDetails.tsx
index 90aab6140b..4abcaa3ae7 100644
--- a/src/renderer/features/wallet-details/ui/components/WalletDetails.tsx
+++ b/src/renderer/features/wallet-details/ui/components/WalletDetails.tsx
@@ -37,6 +37,7 @@ export const WalletDetails = ({ isOpen, wallet, onClose }: Props) => {
     return <MultishardWalletDetails wallet={wallet} accounts={multiShardAccounts} onClose={onClose} />;
   }
 
+  // TODO: Separate wallet details for regular and flexible multisig
   if (walletUtils.isMultisig(wallet)) {
     return (
       <MultisigWalletDetails
diff --git a/src/renderer/features/wallet-details/ui/wallets/MultisigWalletDetails.tsx b/src/renderer/features/wallet-details/ui/wallets/MultisigWalletDetails.tsx
index d675ed2898..f8840ec8d6 100644
--- a/src/renderer/features/wallet-details/ui/wallets/MultisigWalletDetails.tsx
+++ b/src/renderer/features/wallet-details/ui/wallets/MultisigWalletDetails.tsx
@@ -2,7 +2,13 @@ import { useUnit } from 'effector-react';
 import { useMemo } from 'react';
 import { Trans } from 'react-i18next';
 
-import { type AccountId, type Contact, type MultisigWallet, type Wallet } from '@/shared/core';
+import {
+  type AccountId,
+  type Contact,
+  type FlexibleMultisigWallet,
+  type MultisigWallet,
+  type Wallet,
+} from '@/shared/core';
 import { useI18n } from '@/shared/i18n';
 import { useModalClose, useToggle } from '@/shared/lib/hooks';
 import { toAddress } from '@/shared/lib/utils';
@@ -38,7 +44,7 @@ const {
 } = proxyAddPureFeature;
 
 type Props = {
-  wallet: MultisigWallet;
+  wallet: MultisigWallet | FlexibleMultisigWallet;
   signatoryWallets: [Wallet, AccountId][];
   signatoryContacts: Contact[];
   signatoryPeople: AccountId[];
diff --git a/src/renderer/features/wallet-fiat-balance/service/walletSelectService.ts b/src/renderer/features/wallet-fiat-balance/service/walletSelectService.ts
index 32f3ee7789..54304e80c2 100644
--- a/src/renderer/features/wallet-fiat-balance/service/walletSelectService.ts
+++ b/src/renderer/features/wallet-fiat-balance/service/walletSelectService.ts
@@ -21,7 +21,7 @@ function getWalletByGroups(wallets: Wallet[], query = ''): Record<WalletFamily,
     let groupIndex: WalletFamily | undefined;
 
     if (walletUtils.isPolkadotVaultGroup(wallet)) groupIndex = WalletType.POLKADOT_VAULT;
-    if (walletUtils.isMultisig(wallet)) groupIndex = WalletType.MULTISIG;
+    if (walletUtils.isRegularMultisig(wallet)) groupIndex = WalletType.MULTISIG;
     if (walletUtils.isFlexibleMultisig(wallet)) groupIndex = WalletType.FLEXIBLE_MULTISIG;
     if (walletUtils.isWatchOnly(wallet)) groupIndex = WalletType.WATCH_ONLY;
     if (walletUtils.isWalletConnect(wallet)) groupIndex = WalletType.WALLET_CONNECT;
diff --git a/src/renderer/features/wallet-select/service/walletSelectService.ts b/src/renderer/features/wallet-select/service/walletSelectService.ts
index 32f3ee7789..54304e80c2 100644
--- a/src/renderer/features/wallet-select/service/walletSelectService.ts
+++ b/src/renderer/features/wallet-select/service/walletSelectService.ts
@@ -21,7 +21,7 @@ function getWalletByGroups(wallets: Wallet[], query = ''): Record<WalletFamily,
     let groupIndex: WalletFamily | undefined;
 
     if (walletUtils.isPolkadotVaultGroup(wallet)) groupIndex = WalletType.POLKADOT_VAULT;
-    if (walletUtils.isMultisig(wallet)) groupIndex = WalletType.MULTISIG;
+    if (walletUtils.isRegularMultisig(wallet)) groupIndex = WalletType.MULTISIG;
     if (walletUtils.isFlexibleMultisig(wallet)) groupIndex = WalletType.FLEXIBLE_MULTISIG;
     if (walletUtils.isWatchOnly(wallet)) groupIndex = WalletType.WATCH_ONLY;
     if (walletUtils.isWalletConnect(wallet)) groupIndex = WalletType.WALLET_CONNECT;
diff --git a/src/renderer/pages/Operations/components/ActionSteps/Confirmation.tsx b/src/renderer/pages/Operations/components/ActionSteps/Confirmation.tsx
index 23c9e81396..8bb01cd093 100644
--- a/src/renderer/pages/Operations/components/ActionSteps/Confirmation.tsx
+++ b/src/renderer/pages/Operations/components/ActionSteps/Confirmation.tsx
@@ -1,7 +1,14 @@
 import { useUnit } from 'effector-react';
 import { useEffect, useState } from 'react';
 
-import { type Account, type MultisigAccount, type MultisigTransaction, type Transaction } from '@/shared/core';
+import {
+  type Account,
+  type FlexibleMultisigAccount,
+  type FlexibleMultisigTransaction,
+  type MultisigAccount,
+  type MultisigTransaction,
+  type Transaction,
+} from '@/shared/core';
 import { useI18n } from '@/shared/i18n';
 import { getAssetById } from '@/shared/lib/utils';
 import { DetailRow, Icon } from '@/shared/ui';
@@ -23,8 +30,8 @@ import { TransactionAmount } from '@/pages/Operations/components/TransactionAmou
 import { Details } from '../Details';
 
 type Props = {
-  tx: MultisigTransaction;
-  account: MultisigAccount;
+  tx: MultisigTransaction | FlexibleMultisigTransaction;
+  account: MultisigAccount | FlexibleMultisigAccount;
   signAccount?: Account;
   chainConnection: ExtendedChain;
   feeTx?: Transaction;
diff --git a/src/renderer/pages/Operations/components/Details.tsx b/src/renderer/pages/Operations/components/Details.tsx
index 77ab2514e7..b6fa509c0b 100644
--- a/src/renderer/pages/Operations/components/Details.tsx
+++ b/src/renderer/pages/Operations/components/Details.tsx
@@ -5,6 +5,8 @@ import { Trans } from 'react-i18next';
 import {
   type Account,
   type Address,
+  type FlexibleMultisigAccount,
+  type FlexibleMultisigTransaction,
   type MultisigAccount,
   type MultisigTransaction,
   type Transaction,
@@ -52,8 +54,8 @@ import {
 } from '../common/utils';
 
 type Props = {
-  tx: MultisigTransaction;
-  account?: MultisigAccount;
+  tx: MultisigTransaction | FlexibleMultisigTransaction;
+  account?: MultisigAccount | FlexibleMultisigAccount;
   signatory?: Account;
   extendedChain?: ExtendedChain;
 };
diff --git a/src/renderer/pages/Operations/components/EmptyState/EmptyOperations.tsx b/src/renderer/pages/Operations/components/EmptyState/EmptyOperations.tsx
index 67f3483659..b46a4c6065 100644
--- a/src/renderer/pages/Operations/components/EmptyState/EmptyOperations.tsx
+++ b/src/renderer/pages/Operations/components/EmptyState/EmptyOperations.tsx
@@ -1,9 +1,9 @@
-import { type MultisigAccount } from '@/shared/core';
+import { type FlexibleMultisigAccount, type MultisigAccount } from '@/shared/core';
 import { useI18n } from '@/shared/i18n';
 import { BodyText, Icon } from '@/shared/ui';
 
 type Props = {
-  multisigAccount?: MultisigAccount;
+  multisigAccount?: MultisigAccount | FlexibleMultisigAccount;
   isEmptyFromFilters: boolean;
 };
 
diff --git a/src/renderer/pages/Operations/components/LogModal.tsx b/src/renderer/pages/Operations/components/LogModal.tsx
index 23111cef60..a42575f3b4 100644
--- a/src/renderer/pages/Operations/components/LogModal.tsx
+++ b/src/renderer/pages/Operations/components/LogModal.tsx
@@ -2,11 +2,12 @@ import { useUnit } from 'effector-react';
 import groupBy from 'lodash/groupBy';
 
 import { chainsService } from '@/shared/api/network';
-import { type MultisigTransactionDS } from '@/shared/api/storage';
+import { type FlexibleMultisigTransactionDS, type MultisigTransactionDS } from '@/shared/api/storage';
 import {
   type Account,
   type AccountId,
   type Contact,
+  type FlexibleMultisigAccount,
   type MultisigAccount,
   type MultisigEvent,
   type SigningStatus,
@@ -26,8 +27,8 @@ import { getSignatoryName } from '../common/utils';
 import { Status } from './Status';
 
 type Props = {
-  tx: MultisigTransactionDS;
-  account?: MultisigAccount;
+  tx: MultisigTransactionDS | FlexibleMultisigTransactionDS;
+  account?: MultisigAccount | FlexibleMultisigAccount;
   connection?: ExtendedChain;
   contacts: Contact[];
   isOpen: boolean;
diff --git a/src/renderer/pages/Operations/components/Operation.tsx b/src/renderer/pages/Operations/components/Operation.tsx
index e59212c597..8142e36593 100644
--- a/src/renderer/pages/Operations/components/Operation.tsx
+++ b/src/renderer/pages/Operations/components/Operation.tsx
@@ -1,6 +1,6 @@
 import { chainsService } from '@/shared/api/network';
-import { type MultisigTransactionDS } from '@/shared/api/storage';
-import { type MultisigAccount } from '@/shared/core';
+import { type FlexibleMultisigTransactionDS, type MultisigTransactionDS } from '@/shared/api/storage';
+import { type FlexibleMultisigAccount, type MultisigAccount } from '@/shared/core';
 import { useI18n } from '@/shared/i18n';
 import { getAssetById } from '@/shared/lib/utils';
 import { Accordion, FootnoteText } from '@/shared/ui';
@@ -13,8 +13,8 @@ import { OperationFullInfo } from './OperationFullInfo';
 import { Status } from './Status';
 
 type Props = {
-  tx: MultisigTransactionDS;
-  account?: MultisigAccount;
+  tx: MultisigTransactionDS | FlexibleMultisigTransactionDS;
+  account?: MultisigAccount | FlexibleMultisigAccount;
 };
 
 const Operation = ({ tx, account }: Props) => {
diff --git a/src/renderer/pages/Operations/components/OperationCardDetails.tsx b/src/renderer/pages/Operations/components/OperationCardDetails.tsx
index 371893b99c..9626cde68e 100644
--- a/src/renderer/pages/Operations/components/OperationCardDetails.tsx
+++ b/src/renderer/pages/Operations/components/OperationCardDetails.tsx
@@ -5,6 +5,8 @@ import { Trans } from 'react-i18next';
 import { chainsService } from '@/shared/api/network';
 import {
   type Address,
+  type FlexibleMultisigAccount,
+  type FlexibleMultisigTransaction,
   type MultisigAccount,
   type MultisigTransaction,
   type Transaction,
@@ -51,8 +53,8 @@ import {
 } from '../common/utils';
 
 type Props = {
-  tx: MultisigTransaction;
-  account?: MultisigAccount;
+  tx: MultisigTransaction | FlexibleMultisigTransaction;
+  account?: MultisigAccount | FlexibleMultisigAccount;
   extendedChain?: ExtendedChain;
 };
 
diff --git a/src/renderer/pages/Operations/components/OperationFullInfo.tsx b/src/renderer/pages/Operations/components/OperationFullInfo.tsx
index 3f8e773f67..8601e3e076 100644
--- a/src/renderer/pages/Operations/components/OperationFullInfo.tsx
+++ b/src/renderer/pages/Operations/components/OperationFullInfo.tsx
@@ -1,8 +1,8 @@
 import { useUnit } from 'effector-react';
 
 import { useMultisigChainContext } from '@/app/providers';
-import { type MultisigTransactionDS } from '@/shared/api/storage';
-import { type CallData, type MultisigAccount } from '@/shared/core';
+import { type FlexibleMultisigTransactionDS, type MultisigTransactionDS } from '@/shared/api/storage';
+import { type CallData, type FlexibleMultisigAccount, type MultisigAccount } from '@/shared/core';
 import { useI18n } from '@/shared/i18n';
 import { useToggle } from '@/shared/lib/hooks';
 import { Button, Icon, InfoLink, SmallTitleText } from '@/shared/ui';
@@ -18,8 +18,8 @@ import CallDataModal from './modals/CallDataModal';
 import RejectTxModal from './modals/RejectTx';
 
 type Props = {
-  tx: MultisigTransactionDS;
-  account?: MultisigAccount;
+  tx: MultisigTransactionDS | FlexibleMultisigTransactionDS;
+  account?: MultisigAccount | FlexibleMultisigAccount;
 };
 
 export const OperationFullInfo = ({ tx, account }: Props) => {
diff --git a/src/renderer/pages/Operations/components/OperationSignatories.tsx b/src/renderer/pages/Operations/components/OperationSignatories.tsx
index 358e79e74f..c86707844d 100644
--- a/src/renderer/pages/Operations/components/OperationSignatories.tsx
+++ b/src/renderer/pages/Operations/components/OperationSignatories.tsx
@@ -3,6 +3,8 @@ import { useEffect, useState } from 'react';
 
 import {
   type AccountId,
+  type FlexibleMultisigAccount,
+  type FlexibleMultisigTransaction,
   type MultisigAccount,
   type MultisigEvent,
   type MultisigTransaction,
@@ -26,9 +28,9 @@ import LogModal from './LogModal';
 type WalletSignatory = Signatory & { wallet: Wallet };
 
 type Props = {
-  tx: MultisigTransaction;
+  tx: MultisigTransaction | FlexibleMultisigTransaction;
   connection: ExtendedChain;
-  account: MultisigAccount;
+  account: MultisigAccount | FlexibleMultisigAccount;
 };
 
 export const OperationSignatories = ({ tx, connection, account }: Props) => {
diff --git a/src/renderer/pages/Operations/components/modals/ApproveTx.tsx b/src/renderer/pages/Operations/components/modals/ApproveTx.tsx
index 9de0b2e7c1..2b1bdbbf28 100644
--- a/src/renderer/pages/Operations/components/modals/ApproveTx.tsx
+++ b/src/renderer/pages/Operations/components/modals/ApproveTx.tsx
@@ -3,10 +3,11 @@ import { BN } from '@polkadot/util';
 import { useUnit } from 'effector-react';
 import { useEffect, useState } from 'react';
 
-import { type MultisigTransactionDS } from '@/shared/api/storage';
+import { type FlexibleMultisigTransactionDS, type MultisigTransactionDS } from '@/shared/api/storage';
 import {
   type Account,
   type Address,
+  type FlexibleMultisigAccount,
   type HexString,
   type MultisigAccount,
   type Timepoint,
@@ -41,8 +42,8 @@ import { Submit } from '../ActionSteps/Submit';
 import { SignatorySelectModal } from './SignatorySelectModal';
 
 type Props = {
-  tx: MultisigTransactionDS;
-  account: MultisigAccount;
+  tx: MultisigTransactionDS | FlexibleMultisigTransactionDS;
+  account: MultisigAccount | FlexibleMultisigAccount;
   connection: ExtendedChain;
   children: React.ReactNode;
 };
diff --git a/src/renderer/pages/Operations/components/modals/RejectTx.tsx b/src/renderer/pages/Operations/components/modals/RejectTx.tsx
index 10900d9f67..c0c77544bd 100644
--- a/src/renderer/pages/Operations/components/modals/RejectTx.tsx
+++ b/src/renderer/pages/Operations/components/modals/RejectTx.tsx
@@ -3,8 +3,15 @@ import { useUnit } from 'effector-react';
 import { sortBy } from 'lodash';
 import { useEffect, useState } from 'react';
 
-import { type MultisigTransactionDS } from '@/shared/api/storage';
-import { type Account, type Address, type HexString, type MultisigAccount, type Transaction } from '@/shared/core';
+import { type FlexibleMultisigTransactionDS, type MultisigTransactionDS } from '@/shared/api/storage';
+import {
+  type Account,
+  type Address,
+  type FlexibleMultisigAccount,
+  type HexString,
+  type MultisigAccount,
+  type Transaction,
+} from '@/shared/core';
 import { TransactionType } from '@/shared/core';
 import { useI18n } from '@/shared/i18n';
 import { useToggle } from '@/shared/lib/hooks';
@@ -29,8 +36,8 @@ import { Confirmation } from '../ActionSteps/Confirmation';
 import { Submit } from '../ActionSteps/Submit';
 
 type Props = {
-  tx: MultisigTransactionDS;
-  account: MultisigAccount;
+  tx: MultisigTransactionDS | FlexibleMultisigTransactionDS;
+  account: MultisigAccount | FlexibleMultisigAccount;
   connection: ExtendedChain;
   children: React.ReactNode;
 };
diff --git a/src/renderer/processes/multisigs/model/multisigs-model.ts b/src/renderer/processes/multisigs/model/multisigs-model.ts
index 969c4797c2..c18cf68473 100644
--- a/src/renderer/processes/multisigs/model/multisigs-model.ts
+++ b/src/renderer/processes/multisigs/model/multisigs-model.ts
@@ -213,7 +213,7 @@ sample({
   clock: walletModel.events.walletCreatedDone,
   filter: ({ wallet }) => wallet.type === WalletType.MULTISIG,
   fn: ({ accounts }) => {
-    return accounts.filter(accountUtils.isMultisigAccount).map<NoID<MultisigCreated>>((account) => {
+    return accounts.filter(accountUtils.isRegularMultisigAccount).map<NoID<MultisigCreated>>((account) => {
       return {
         read: false,
         type: NotificationType.MULTISIG_CREATED,
@@ -241,7 +241,6 @@ sample({
         dateCreated: Date.now(),
         multisigAccountId: account.accountId,
         multisigAccountName: account.name,
-        proxyAccountId: account.proxyAccountId,
         chainId: account.chainId,
         signatories: account.signatories.map((signatory) => signatory.accountId),
         threshold: account.threshold,
diff --git a/src/renderer/shared/api/storage/lib/types.ts b/src/renderer/shared/api/storage/lib/types.ts
index 48fe2424bc..5c8ec9d77b 100644
--- a/src/renderer/shared/api/storage/lib/types.ts
+++ b/src/renderer/shared/api/storage/lib/types.ts
@@ -11,6 +11,7 @@ import {
   type ChainMetadata,
   type Connection,
   type Contact,
+  type FlexibleMultisigTransaction,
   type MultisigEvent,
   type MultisigTransaction,
   type MultisigTransactionKey,
@@ -72,6 +73,7 @@ export type ID = string;
 type WithID<T extends NonNullable<unknown>> = { id?: ID } & T;
 
 export type MultisigTransactionDS = WithID<MultisigTransaction>;
+export type FlexibleMultisigTransactionDS = WithID<FlexibleMultisigTransaction>;
 export type MultisigEventDS = WithID<MultisigEvent>;
 
 export type TWallet = Table<Omit<Wallet, 'accounts'>, Wallet['id']>;
diff --git a/src/renderer/shared/core/index.ts b/src/renderer/shared/core/index.ts
index 151c888aec..d9c5f06109 100644
--- a/src/renderer/shared/core/index.ts
+++ b/src/renderer/shared/core/index.ts
@@ -88,6 +88,7 @@ export type {
   DecodedTransaction,
   MultisigEvent,
   MultisigTransaction,
+  FlexibleMultisigTransaction,
   MultisigTransactionKey,
   TxWrapper,
   TxWrappers_OLD,
diff --git a/src/renderer/shared/core/types/account.ts b/src/renderer/shared/core/types/account.ts
index 04229c3b4d..f6535f50b7 100644
--- a/src/renderer/shared/core/types/account.ts
+++ b/src/renderer/shared/core/types/account.ts
@@ -52,11 +52,11 @@ export type MultisigAccount = GenericAccount & {
 
 export type FlexibleMultisigAccount = GenericAccount & {
   type: AccountType.FLEXIBLE_MULTISIG;
-  proxyAccountId: AccountId;
   signatories: Signatory[];
   threshold: MultisigThreshold;
   chainId: ChainId;
   cryptoType: CryptoType;
+  proxyAccountId?: AccountId; // we have accountId only after proxy is created
 };
 
 export type WcAccount = GenericAccount & {
diff --git a/src/renderer/shared/core/types/notification.ts b/src/renderer/shared/core/types/notification.ts
index 799201df27..3c0c855322 100644
--- a/src/renderer/shared/core/types/notification.ts
+++ b/src/renderer/shared/core/types/notification.ts
@@ -36,7 +36,6 @@ export type FlexibleMultisigCreated = MultisigBaseNotification & {
   walletId: number;
   signatories: AccountId[];
   threshold: number;
-  proxyAccountId: AccountId;
   multisigAccountName: string;
   chainId: ChainId;
 };
diff --git a/src/renderer/shared/core/types/transaction.ts b/src/renderer/shared/core/types/transaction.ts
index cfc08edd3a..7c246bf69b 100644
--- a/src/renderer/shared/core/types/transaction.ts
+++ b/src/renderer/shared/core/types/transaction.ts
@@ -113,6 +113,10 @@ export type MultisigTransaction = {
   transaction?: Transaction | DecodedTransaction;
 };
 
+export type FlexibleMultisigTransaction = MultisigTransaction & {
+  proxiedAccountId: AccountId;
+};
+
 export type MultisigTransactionKey = Pick<
   MultisigTransaction,
   'accountId' | 'callHash' | 'chainId' | 'indexCreated' | 'blockCreated'
diff --git a/src/renderer/widgets/UnlockModal/ui/UnlockConfirmation.tsx b/src/renderer/widgets/UnlockModal/ui/UnlockConfirmation.tsx
index fe4ea5300e..07029ce924 100644
--- a/src/renderer/widgets/UnlockModal/ui/UnlockConfirmation.tsx
+++ b/src/renderer/widgets/UnlockModal/ui/UnlockConfirmation.tsx
@@ -108,7 +108,7 @@ export const UnlockConfirmation = ({ id = 0, hideSignButton, secondaryActionButt
 
           <hr className="w-full border-filter-border pr-2" />
 
-          {accountUtils.isMultisigAccount(shards[0]) && (
+          {shards?.[0] && accountUtils.isMultisigAccount(shards[0]) && (
             <DetailRow
               className="text-text-primary"
               label={