diff --git a/.github/pull_request_template.md b/.github/pull_request_template.md
index 4ebda0b6..bfc48d6c 100644
--- a/.github/pull_request_template.md
+++ b/.github/pull_request_template.md
@@ -17,7 +17,7 @@
     In case of bug fixes, please provide the list of supported branches where this fix should be also merged.
     Please uncomment following line, adjusting the corresponding target branches for the backport.
 -->
-<!-- @Mergifyio backport 2.4.x 2.2.x 1.4.x -->
+<!-- @Mergifyio backport 2.2.x 1.4.x -->
 
 <!-- If an issue is already opened, please uncomment next line with the corresponding issue number. -->
 <!-- Fixes #(issue) -->
diff --git a/.github/workflows/nightly-ubuntu-ci.yml b/.github/workflows/nightly-ubuntu-ci.yml
index dcf4065b..420811b2 100644
--- a/.github/workflows/nightly-ubuntu-ci.yml
+++ b/.github/workflows/nightly-ubuntu-ci.yml
@@ -20,20 +20,6 @@ jobs:
       run-tests: true
       use-ccache: false
 
-  # python 2.4.x - fastdds 3.4.x
-  nightly-ubuntu-ci-2_4_x:
-    uses: eProsima/Fast-DDS-Python/.github/workflows/reusable-ubuntu-ci.yml@2.4.x
-    with:
-      # It would be desirable to have a matrix of ubuntu OS for this job, but due to the issue opened in this ticket:
-      # https://github.com/orgs/community/discussions/128118 , it has been set as a single OS job.
-      os-version: 'ubuntu-22.04'
-      label: 'nightly-ubuntu-ci-2.4.x-3.4.x'
-      fastdds-python-branch: '2.4.x'
-      fastdds-branch: '3.4.x'
-      run-build: true
-      run-tests: true
-      use-ccache: false
-
   # python 2.2.x - fastdds 3.2.x
   nightly-ubuntu-ci-2_2_x:
     uses: eProsima/Fast-DDS-Python/.github/workflows/reusable-ubuntu-ci.yml@2.2.x
diff --git a/.github/workflows/nightly-windows-ci.yml b/.github/workflows/nightly-windows-ci.yml
index 67a4b02b..a616b99d 100644
--- a/.github/workflows/nightly-windows-ci.yml
+++ b/.github/workflows/nightly-windows-ci.yml
@@ -24,24 +24,6 @@ jobs:
       run-build: true
       run-tests: true
 
-  # python 2.4.x - fastdds 3.4.x
-  nightly-windows-ci-2_4_x:
-    strategy:
-      fail-fast: false
-      matrix:
-        vs-toolset:
-          - 'v142'
-          - 'v143'
-    uses: eProsima/Fast-DDS-Python/.github/workflows/reusable-windows-ci.yml@2.4.x
-    with:
-      os-version: 'windows-2022'
-      vs-toolset: ${{ matrix.vs-toolset }}
-      label: 'nightly-windows-${{ matrix.vs-toolset }}-ci-2.4.x-3.4.x'
-      fastdds-python-branch: '2.4.x'
-      fastdds-branch: '3.4.x'
-      run-build: true
-      run-tests: true
-
   # python 2.2.x - fastdds 3.2.x
   nightly-windows-ci-2_2_x:
     strategy:
diff --git a/RELEASE_SUPPORT.md b/RELEASE_SUPPORT.md
index 54f0bdbe..34d8066f 100644
--- a/RELEASE_SUPPORT.md
+++ b/RELEASE_SUPPORT.md
@@ -10,7 +10,6 @@ Please, refer to the [main branch](https://github.com/eProsima/Fast-DDS-Python/b
 |Fast DDS Version|Fast DDS Python Version|Fast DDS Python Version branch|Fast DDS Python Latest Release|
 |----------------|-----------------------|------------------------------|------------------------------|
 |3.6|2.6|[2.6.x](https://github.com/eProsima/Fast-DDS-Python/tree/2.6.x)|[v2.6.1](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v2.6.1)|
-|3.4|2.4|[2.4.x](https://github.com/eProsima/Fast-DDS-Python/tree/2.4.x)|[v2.4.1](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v2.4.1)|
 |3.2|2.2|[2.2.x](https://github.com/eProsima/Fast-DDS-Python/tree/2.2.x)|[v2.2.1](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v2.2.1)|
 |2.14|1.4|[1.4.x](https://github.com/eProsima/Fast-DDS-Python/tree/1.4.x)|[v1.4.2](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v1.4.2)|
 |2.6|1.0|[1.0.x](https://github.com/eProsima/Fast-DDS-Python/tree/1.0.x)|[v1.0.2](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v1.0.2)|
@@ -21,7 +20,8 @@ Please, refer to the [main branch](https://github.com/eProsima/Fast-DDS-Python/b
 |Fast DDS Version|Fast DDS Python Version|Fast DDS Python Version branch|Fast DDS Python Latest Release|Release Date|EOL Date|
 |----------------|-----------------------|------------------------------|------------------------------|------------|--------|
 |3.5|2.5|[2.5.x](https://github.com/eProsima/Fast-DDS-Python/tree/2.5.x)|[v2.5.0](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v2.5.0)| February 2026 | April 2026 |
-|3.3|2.3|[2.3.x](https://github.com/eProsima/Fast-DDS-Python/tree/2.3.x)|[v2.3.1](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v2.3.1)| July 2025 | January 2025 |
+|3.4|2.3|[2.4.x](https://github.com/eProsima/Fast-DDS-Python/tree/2.4.x)|[v2.4.1](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v2.4.1)| October 2025 | June 2026 |
+|3.3|2.3|[2.3.x](https://github.com/eProsima/Fast-DDS-Python/tree/2.3.x)|[v2.3.1](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v2.3.1)| July 2025 | January 2026 |
 |3.1|2.1|[2.1.x](https://github.com/eProsima/Fast-DDS-Python/tree/2.1.x)|[v2.1.1](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v2.1.1)| October 2024 | June 2025 |
 |3.0|2.0|[2.0.x](https://github.com/eProsima/Fast-DDS-Python/tree/2.0.x)|[v2.0.0](https://github.com/eProsima/Fast-DDS-Python/releases/tag/v2.0.0)|August 2024| February 2025|
 |2.12|1.3|[1.3.x](https://github.com/eProsima/Fast-DDS-Python/tree/1.3.x)|[v1.3.2](https://github.com/eProsima/Fast-DDS-python/releases/tag/v1.3.2)|October 2023|July 2024|