diff --git a/.changelog b/.changelog
index 08400e43c26..3845c6fd404 100644
--- a/.changelog
+++ b/.changelog
@@ -4,6 +4,8 @@
 # - Fixed error in Bat section of Upgrade Guide (bsc#1234567)
 # For guidelines: https://en.opensuse.org/openSUSE:Creating_a_changes_file_(RPM)#Changelog_section_.28.25changelog.29
 
+- Removed Ubuntu 20.04 from the list supported clients in Client
+  Configuration Guide (bsc#1238481)
 - Fixed output box with grep command in LTS section in Installation
   and Upgrade Guide (bsc#1247038)
 - Added procedure to reregister client behind a proxy after renaming
diff --git a/modules/client-configuration/pages/clients-ubuntu.adoc b/modules/client-configuration/pages/clients-ubuntu.adoc
index bb5d86a28e7..618f01a4b7d 100644
--- a/modules/client-configuration/pages/clients-ubuntu.adoc
+++ b/modules/client-configuration/pages/clients-ubuntu.adoc
@@ -1,8 +1,7 @@
 [[clients-ubuntu]]
-= Registering {ubuntu} 20.04, 22.04 and 24.04 Clients
+= Registering {ubuntu} Clients
 
-
-This section contains information about registering {salt} clients running {ubuntu} 20.04 LTS, 22.04 LTS and 24.04 LTS operating systems.
+This section contains information about registering clients running {ubuntu} operating systems.
 
 // Use list format: repository URLs / packages and metadata / version info
 [IMPORTANT]
@@ -39,9 +38,8 @@ The products you need for this procedure are:
 |===
 
 | OS Version     | Product Name
-| {ubuntu} 20.04 | Ubuntu 20.04
-| {ubuntu} 22.04 | Ubuntu 22.04
 | {ubuntu} 24.04 | Ubuntu 24.04
+| {ubuntu} 22.04 | Ubuntu 22.04
 |===
 
 include::snippets/addchannels_vendor_webui.adoc[]
@@ -55,9 +53,8 @@ The channels you need for this procedure are:
 |===
 
 | OS Version     | Base Channel
-| {ubuntu} 20.04 | ubuntu-2004-amd64-main-amd64
-| {ubuntu} 22.04 | ubuntu-2204-amd64-main-amd64
 | {ubuntu} 24.04 | ubuntu-2404-amd64-main-amd64
+| {ubuntu} 22.04 | ubuntu-2204-amd64-main-amd64
 |===
 
 include::snippets/addchannels_vendor_cli.adoc[]
diff --git a/modules/client-configuration/pages/supported-features-ubuntu.adoc b/modules/client-configuration/pages/supported-features-ubuntu.adoc
index d640e06b841..97441436af6 100644
--- a/modules/client-configuration/pages/supported-features-ubuntu.adoc
+++ b/modules/client-configuration/pages/supported-features-ubuntu.adoc
@@ -23,219 +23,177 @@ The icons in this table indicate:
 |===
 
 | Feature
-| {ubuntu}{nbsp}20.04
 | {ubuntu}{nbsp}22.04
 | {ubuntu}{nbsp}24.04
 
 | Client
 | {check}
 | {check}
-| {check}
 
 | System packages
 | {ubuntu} Community
 | {ubuntu} Community
-| {ubuntu} Community
 
 | Registration
 | {salt}
 | {salt}
-| {salt}
 
 | Install packages
 | {salt}
 | {salt}
-| {salt}
 
 | Apply patches
 | {check}
 | {check}
-| {check}
 
 | Remote commands
 | {salt}
 | {salt}
-| {salt}
 
 | System package states
 | {salt}
 | {salt}
-| {salt}
 
 | System custom states
 | {salt}
 | {salt}
-| {salt}
 
 | Group custom states
 | {salt}
 | {salt}
-| {salt}
 
 | Organization custom states
 | {salt}
 | {salt}
-| {salt}
 
 | System set manager (SSM)
 | {salt}
 | {salt}
-| {salt}
 
 | Product migration
 | N/A
 | N/A
-| N/A
 
 | Basic Virtual Guest Management {star}
 | {salt}
 | {salt}
-| {salt}
 
 | Advanced Virtual Guest Management {star}
 | {salt}
 | {salt}
-| {salt}
 
 | Virtual Guest Installation (Kickstart), as Host OS
 | {cross}
 | {cross}
-| {cross}
 
 | Virtual Guest Installation (image template), as Host OS
 | {salt}
 | {salt}
-| {salt}
 
 | System deployment (PXE/Kickstart)
 | {cross}
 | {cross}
-| {cross}
 
 | System redeployment (Kickstart)
 | {cross}
 | {cross}
-| {cross}
 
 | Contact methods
 | {salt}: ZeroMQ, Salt-SSH
 | {salt}: ZeroMQ, Salt-SSH
-| {salt}: ZeroMQ, Salt-SSH
 
 | Works with {productname} Proxy
 | {salt}
 | {salt}
-| {salt}
 
 | Action chains
 | {salt}
 | {salt}
-| {salt}
 
 | Staging (pre-download of packages)
 | {salt}
 | {salt}
-| {salt}
 
 | Duplicate package reporting
 | {salt}
 | {salt}
-| {salt}
 
 | CVE auditing
 | {question}
 | {question}
-| {question}
 
 | SCAP auditing
 | {question}
 | {question}
-| {question}
 
 | Package verification
 | {cross}
 | {cross}
-| {cross}
 
 | Package locking
 | {check}
 | {check}
-| {check}
 
 | Maintenance Windows
 | {check}
 | {check}
-| {check}
 
 | System locking
 | {cross}
 | {cross}
-| {cross}
 
 | System snapshot
 | {cross}
 | {cross}
-| {cross}
 
 | Configuration file management
 | {salt}
 | {salt}
-| {salt}
 
 | Package profiles
 | {salt}: Profiles supported, Sync not supported
 | {salt}: Profiles supported, Sync not supported
-| {salt}: Profiles supported, Sync not supported
 
 | Power management
 | {check}
 | {check}
-| {check}
 
 | Monitoring server
 | {cross}
 | {cross}
-| {cross}
 
 | Monitored clients
 | {salt}
 | {salt}
-| {salt}
 
 | Docker buildhost
 | {question}
 | {question}
-| {question}
 
 | Build Docker image with OS
 | {salt}
 | {salt}
-| {salt}
 
 | Kiwi buildhost
 | {cross}
 | {cross}
-| {cross}
 
 | Build Kiwi image with OS
 | {cross}
 | {cross}
-| {cross}
 
 | Recurring Actions
-| {salt}
+
 | {salt}
 | {salt}
 
 | AppStreams
 | N/A
 | N/A
-| N/A
 
 | Yomi
 | N/A
 | N/A
-| N/A
 
 |===
 
diff --git a/modules/client-configuration/pages/supported-features.adoc b/modules/client-configuration/pages/supported-features.adoc
index aa69a4c98b8..58d1392b6ad 100644
--- a/modules/client-configuration/pages/supported-features.adoc
+++ b/modules/client-configuration/pages/supported-features.adoc
@@ -87,7 +87,7 @@ The operating system running on a client is supported by the organization that s
 | {check}
 | {check}
 
-| {debian} 12, 11 (*)
+| {debian} 12
 | {x86_64}
 | {cross}
 | {check}
@@ -112,7 +112,7 @@ The operating system running on a client is supported by the organization that s
 | {cross}
 | {check}
 
-| {ubuntu} 24.04, 22.04, 20.04
+| {ubuntu} 24.04, 22.04
 | {amd64}
 | {cross}
 | {check}