diff --git a/app/src/components/ChainSelect.tsx b/app/src/components/ChainSelect.tsx
index 2593e385..0ce2392e 100644
--- a/app/src/components/ChainSelect.tsx
+++ b/app/src/components/ChainSelect.tsx
@@ -126,7 +126,7 @@ const ChainSelect = forwardRef<HTMLDivElement, ChainSelectProps>(
                 </>
               )}
             </div>
-            {trailing && <div className="absolute right-0 ml-2 mr-3">{trailing}</div>}
+            {trailing && <div className="absolute right-0 z-[60] ml-2 mr-3">{trailing}</div>}
           </div>
         </Tooltip>
 
diff --git a/app/src/components/WalletButton.tsx b/app/src/components/WalletButton.tsx
index 06f8c65d..de698898 100644
--- a/app/src/components/WalletButton.tsx
+++ b/app/src/components/WalletButton.tsx
@@ -5,6 +5,8 @@ import { Network } from '@/models/chain'
 import { motion } from 'framer-motion'
 import React from 'react'
 import Button from './Button'
+import { WalletNotAccessible } from './WalletNotAccessible'
+import { cn } from '@/utils/cn'
 
 interface WalletButtonProps {
   /** The network to connect to. */
@@ -16,7 +18,7 @@ interface WalletButtonProps {
 /**
  * Wallet button component that is intended to support connecting to various different networks.
  */
-const WalletButton: React.FC<WalletButtonProps> = ({ network, className }) => {
+const WalletButton = ({ network, className }: WalletButtonProps) => {
   const {
     disconnect: disconnectEvm,
     isConnected: evmIsConnected,
@@ -65,9 +67,16 @@ const WalletButton: React.FC<WalletButtonProps> = ({ network, className }) => {
         variant={isConnected ? 'outline' : 'primary'}
         disabled={disabled}
         size="sm"
-        className={`${isConnected ? '' : 'w-[4.875rem]'} text-sm`}
+        className={cn(
+          'text-sm',
+          isConnected ? '' : 'w-[4.875rem]',
+          network === Network.Polkadot && 'hidden lg:block',
+        )}
         onClick={buttonFunction}
       />
+      {network === Network.Polkadot && (
+        <WalletNotAccessible disabled={disabled} isConnected={isConnected} />
+      )}
     </motion.div>
   )
 }
diff --git a/app/src/components/WalletNotAccessible.tsx b/app/src/components/WalletNotAccessible.tsx
new file mode 100644
index 00000000..5a0a3bf2
--- /dev/null
+++ b/app/src/components/WalletNotAccessible.tsx
@@ -0,0 +1,81 @@
+import { cn } from '@/utils/cn'
+
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogHeader,
+  DialogTitle,
+  DialogTrigger,
+} from '@/components/ui/dialog'
+// import Button from './Button'
+
+export const WalletNotAccessible = ({
+  disabled,
+  isConnected,
+  onClick,
+}: {
+  disabled: boolean
+  isConnected: boolean
+  onClick?: () => void
+}) => {
+  return (
+    <Dialog>
+      <DialogTrigger className="w-full lg:hidden" asChild>
+        <div
+          onClick={onClick}
+          className={cn(
+            'opacity-1 z-0 flex h-[1.625rem] items-center justify-center gap-2 rounded-lg border border-black bg-turtle-primary px-2 py-0 text-sm text-black',
+            disabled && 'opacity-30',
+          )}
+        >
+          {isConnected ? 'Disconnect' : 'Connect'}
+        </div>
+        {/* <Button
+          label={isConnected ? 'Disconnect' : 'Connect'}
+          variant={isConnected ? 'outline' : 'primary'}
+          disabled={disabled}
+          size="sm"
+          className={cn('text-sm')}
+          onClick={onClick}
+        /> */}
+      </DialogTrigger>
+      <DialogContent
+        className="m-auto max-h-[85vh] max-w-[85vw] overflow-scroll rounded-4xl sm:max-w-[30.5rem]"
+        // hideCloseButton={true}
+      >
+        <DialogHeader
+          className={cn(
+            'flex flex-col items-center justify-center space-y-6 rounded-t-[32px] border border-turtle-secondary bg-turtle-secondary-light py-5 sm:py-10',
+          )}
+        >
+          {/* Not displayed on the modal */}
+          <DialogTitle className="sr-only">Connect Wallet not available on mobile</DialogTitle>
+          {/* Not displayed on the modal */}
+          <DialogDescription className="sr-only">
+            Use known Polkadot App Wallets to enjoy Turtle frictionless cross-chain transfers.
+          </DialogDescription>
+          <div className={cn('flex w-2/3 items-center justify-center space-x-4')}>
+            Polkadot wallet connection not available.
+          </div>
+        </DialogHeader>
+
+        {/* Modal content */}
+        <div
+          className={cn(
+            'flex w-full flex-1 flex-col items-center gap-4 rounded-b-4xl border border-x-turtle-secondary border-b-turtle-secondary bg-white p-4 sm:p-10',
+          )}
+        >
+          <div>
+            Enjoy a seamless experience from desktop or in the app section of our know Wallet
+            partners. Turtle recommand using either Sub Wallet or Nova Wallet.
+          </div>
+          <div>
+            <p>Get your Wallet now and start enjoying Turtle frictionless cross-chain transfers:</p>
+            <div></div>
+          </div>
+        </div>
+      </DialogContent>
+    </Dialog>
+  )
+}