diff --git a/product_docs/docs/epas/14/epas_inst_linux/index.mdx b/product_docs/docs/epas/14/epas_inst_linux/index.mdx
index eab3fe5d5f9..c2448a8acb6 100644
--- a/product_docs/docs/epas/14/epas_inst_linux/index.mdx
+++ b/product_docs/docs/epas/14/epas_inst_linux/index.mdx
@@ -7,7 +7,6 @@ title: "Advanced Server Installation Guide for Linux"
The *EDB Postgres Advanced Server Installation Guide* is a comprehensive guide to installing EDB Postgres Advanced Server (Advanced Server). In this guide you will find detailed information about:
-- Software prerequisites for performing an Advanced Server 14 installation on a Linux host.
- Using a package manager to install and update Advanced Server and its supporting components or utilities on a Linux host.
- Managing an Advanced Server installation.
- Configuring an Advanced Server package installation.
diff --git a/product_docs/docs/epas/14/epas_inst_windows/02_requirements_overview.mdx b/product_docs/docs/epas/14/epas_inst_windows/02_requirements_overview.mdx
deleted file mode 100644
index e9547dc7ff7..00000000000
--- a/product_docs/docs/epas/14/epas_inst_windows/02_requirements_overview.mdx
+++ /dev/null
@@ -1,29 +0,0 @@
----
-title: "Requirements Overview"
----
-
-
-
-For information about the platforms and versions supported by Advanced Server, visit the EDB website at:
-
-
-
-**Limitation**
-
-- The `data` directory of a production database should not be stored on an NFS file system.
-
-## Windows Installation Prerequisites
-
-**User Privileges**
-
-To perform an Advanced Server installation on a Windows system, you must have administrator privileges. If you are installing Advanced Server on a Windows system that is configured with `User Account Control` enabled, you can assume sufficient privileges to invoke the graphical installer by right clicking on the name of the installer and selecting `Run as administrator` from the context menu.
-
-**Windows-specific Software Requirements**
-
-You should apply Windows operating system updates before invoking the Advanced Server installer. If (during the installation process) the installer encounters errors, exit the installation, and ensure that your version of Windows is up-to-date before restarting the installer.
-
-**Migration Toolkit or EDB\*Plus Installation Pre-requisites**
-
-Before using StackBuilder Plus to install Migration Toolkit or EDB\*Plus, you must first install Java (version 1.8 or later). If you are using Windows, Java installers and instructions are available online at:
-
-
diff --git a/product_docs/docs/epas/14/epas_inst_windows/index.mdx b/product_docs/docs/epas/14/epas_inst_windows/index.mdx
index a23b176a6d3..1dac441066e 100644
--- a/product_docs/docs/epas/14/epas_inst_windows/index.mdx
+++ b/product_docs/docs/epas/14/epas_inst_windows/index.mdx
@@ -5,7 +5,6 @@ title: "Advanced Server Installation Guide for Windows"
The *EDB Postgres Advanced Server Installation Guide* is a comprehensive guide to installing EDB Postgres Advanced Server (Advanced Server). In this guide you will find detailed information about:
-- Software prerequisites for Advanced Server 14 installation on Windows.
- Graphical installation options available through the interactive setup wizard on Windows.
- Managing an Advanced Server installation.
- Configuring an Advanced Server package installation.
diff --git a/product_docs/docs/epas/14/epas_platform_support/index.mdx b/product_docs/docs/epas/14/epas_platform_support/index.mdx
index 28d6863462f..40c8ba59ebb 100644
--- a/product_docs/docs/epas/14/epas_platform_support/index.mdx
+++ b/product_docs/docs/epas/14/epas_platform_support/index.mdx
@@ -1,15 +1,37 @@
---
-title: "Supported Platforms"
+title: "Platform Support and Requirements"
redirects:
- ../epas_inst_linux/02_supported_platforms
---
EDB Postgres Advanced Server v14 supports installations on Linux and Windows platforms. See [Product Compatibility](https://www.enterprisedb.com/platform-compatibility#epas) for details.
+## Hardware Requirements
+
+The following installation requirements assume you select the default options during the installation process. The minimum hardware requirements to install and run Advanced Server are:
+
+- 1 GHz processor
+- 2 GB of RAM
+- 512 MB of HDD
+
+Additional disk space is required for data or supporting components.
+
+## Software Prerequisites
+
+**User Privileges**
+
+To perform an Advanced Server installation on a Linux system you must have superuser or administrator or sudo privileges.
+
+To perform an Advanced Server installation on a Windows system you must have administrator privilege. If you are installing Advanced Server on a Windows system that is configured with `User Account Control` enabled, you can assume sufficient privileges to invoke the graphical installer by right clicking on the name of the installer and selecting `Run as administrator` from the context menu.
+
+**Windows-specific Software Requirements**
+
+Apply the Windows operating system updates before invoking the installer. If the installer encounters errors during the installation process, exit the installation and ensure that your Windows version is up-to-date before restarting the installer.
+
## Limitations
-The following limitations apply to EDB Postgres Advanced Server:
+The following limitations apply to Advanced Server:
- The `data` directory of a production database should not be stored on an NFS file system.
-- The LLVM JIT package is supported on RHEL or CentOS 7.x and 8.x only. LLVM JIT is not supported on PPC-LE 64 running RHEL or CentOS 7.x.
\ No newline at end of file
+- The LLVM JIT package is supported on RHEL or CentOS 7.x and 8.x only. LLVM JIT is not supported on PPC-LE 64 running RHEL or CentOS 7.x.
diff --git a/product_docs/docs/migration_toolkit/54/mtk_rel_notes/index.mdx b/product_docs/docs/migration_toolkit/54/mtk_rel_notes/index.mdx
index fc155381b95..56dfd24e70a 100644
--- a/product_docs/docs/migration_toolkit/54/mtk_rel_notes/index.mdx
+++ b/product_docs/docs/migration_toolkit/54/mtk_rel_notes/index.mdx
@@ -8,6 +8,6 @@ The Migration Toolkit documentation describes the latest version of Migration To
| Version | Release Date |
| ------- | ------------ |
-| [54.0.1](08_mkt_5401_rel_notes) | 30 Apr 2021 |
-| [54.0.0](09_mkt_54_rel_notes) | 5 Nov 2020 |
+| [54.0.1](08_mkt_5401_rel_notes) | 2021 Apr 30 |
+| [54.0.0](09_mkt_54_rel_notes) | 2020 Nov 5 |
diff --git a/product_docs/docs/migration_toolkit/55/mtk_rel_notes/06_mkt_5521_rel_notes.mdx b/product_docs/docs/migration_toolkit/55/mtk_rel_notes/06_mkt_5521_rel_notes.mdx
new file mode 100644
index 00000000000..665d8fedc97
--- /dev/null
+++ b/product_docs/docs/migration_toolkit/55/mtk_rel_notes/06_mkt_5521_rel_notes.mdx
@@ -0,0 +1,15 @@
+---
+title: "Version 55.2.1"
+---
+
+New features, enhancements, bug fixes, and other changes in Migration Toolkit 55.2.1 include:
+
+| Type | Description |
+| ---- |------------ |
+| Security Fix | The Migration Toolkit logging is now based on log4j 2.17.1. Previously, it had been based on log4j v1. This change removes the vulnerabilities reported against log4j v1 and ensures that the RCE vulnerabilities discovered and reported against older versions of log4j v2 are bypassed.|
+| Bug Fix | Custom column type mapping is fixed from Oracle RAW type to PostgreSQL/Postgres Plus Advanced Server UUID type. |
+| Bug Fix | `-loaderCount` parameter is disallowed for Sybase, MySQL, and SQL Server databases.
+ |
+| Bug Fix | Fixed duplicate index name issue while migrating from MySQL to PostgreSQL. |
+| Bug Fix | Replace executeQuery with executeUpdate for the query executed on MySQL that is not returning a resultset.|
+
diff --git a/product_docs/docs/migration_toolkit/55/mtk_rel_notes/07_mkt_552_rel_notes.mdx b/product_docs/docs/migration_toolkit/55/mtk_rel_notes/07_mkt_552_rel_notes.mdx
index c2617e50804..1a2ba6ff16d 100644
--- a/product_docs/docs/migration_toolkit/55/mtk_rel_notes/07_mkt_552_rel_notes.mdx
+++ b/product_docs/docs/migration_toolkit/55/mtk_rel_notes/07_mkt_552_rel_notes.mdx
@@ -11,4 +11,4 @@ New features, enhancements, bug fixes, and other changes in Migration Toolkit 55
| Enhancement| Partition tables with the LIST BY PARTITION clause followed by the AUTOMATIC keyword can now be migrated to target EPAS 13 and 14 databases.|
| Enhancement | Migration Toolkit now successfully migrates partition tables with the SUBPARTITION TEMPLATE clause to target EPAS 14 databases.|
| Bug Fix | Fixed the ORA-01795 issue to allow successful migration of more than a thousand users.|
-| Bug Fix | Fixed the ORA-01795 issue to allow successful migration of more than a thousand partitions.|
+| Bug Fix | Fixed the ORA-01795 issue to allow successful migration of more than a thousand partitions.|
\ No newline at end of file
diff --git a/product_docs/docs/migration_toolkit/55/mtk_rel_notes/index.mdx b/product_docs/docs/migration_toolkit/55/mtk_rel_notes/index.mdx
index c9e2cddb9ed..b8d6b2d6009 100644
--- a/product_docs/docs/migration_toolkit/55/mtk_rel_notes/index.mdx
+++ b/product_docs/docs/migration_toolkit/55/mtk_rel_notes/index.mdx
@@ -8,7 +8,8 @@ The Migration Toolkit documentation describes the latest version of Migration To
| Version | Release Date |
| ------- | ------------ |
-| [55.2.0](07_mkt_552_rel_notes) | 2 Dec 2021 |
-| [55.1.0](08_mkt_551_rel_notes) | 20 Sep 2021 |
-| [55.0.0](09_mkt_55_rel_notes) | 19 Mar 2020 |
+| [55.2.1](06_mkt_5521_rel_notes) | 2022 Jan 13 |
+| [55.2.0](07_mkt_552_rel_notes) | 2021 Dec 2 |
+| [55.1.0](08_mkt_551_rel_notes) | 2021 Sep 20 |
+| [55.0.0](09_mkt_55_rel_notes) | 2021 Mar 19 |