diff --git a/CHANGELOG.md b/CHANGELOG.md
index e423ad54d961..d31f829aec39 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [v4.5.7](https://github.com/codeigniter4/CodeIgniter4/tree/v4.5.7) (2024-12-31)
+[Full Changelog](https://github.com/codeigniter4/CodeIgniter4/compare/v4.5.6...v4.5.7)
+
+### Fixed Bugs
+
+* fix: handle namespaced helper found on Common helper by @samsonasik in https://github.com/codeigniter4/CodeIgniter4/pull/9354
+* fix: `Forge::dropColumn()` always returns `false` on SQLite3 driver by @paulbalandan in https://github.com/codeigniter4/CodeIgniter4/pull/9351
+
+### Refactoring
+
+* refactor: enable AddArrowFunctionReturnTypeRector by @samsonasik in https://github.com/codeigniter4/CodeIgniter4/pull/9343
+
 ## [v4.5.6](https://github.com/codeigniter4/CodeIgniter4/tree/v4.5.6) (2024-12-28)
 [Full Changelog](https://github.com/codeigniter4/CodeIgniter4/compare/v4.5.5...v4.5.6)
 
diff --git a/phpdoc.dist.xml b/phpdoc.dist.xml
index 686c89010971..5a287a06f294 100644
--- a/phpdoc.dist.xml
+++ b/phpdoc.dist.xml
@@ -10,7 +10,7 @@
         <output>api/build/</output>
         <cache>api/cache/</cache>
     </paths>
-    <version number="4.5.6">
+    <version number="4.5.7">
         <api format="php">
             <source dsn=".">
                 <path>system</path>
diff --git a/system/CodeIgniter.php b/system/CodeIgniter.php
index af1ef4ed1e25..e92a6a10ae8c 100644
--- a/system/CodeIgniter.php
+++ b/system/CodeIgniter.php
@@ -56,7 +56,7 @@ class CodeIgniter
     /**
      * The current version of CodeIgniter Framework
      */
-    public const CI_VERSION = '4.5.6';
+    public const CI_VERSION = '4.5.7';
 
     /**
      * App startup time.
diff --git a/user_guide_src/source/changelogs/v4.5.7.rst b/user_guide_src/source/changelogs/v4.5.7.rst
index fc36acf3b314..b57dea4abca4 100644
--- a/user_guide_src/source/changelogs/v4.5.7.rst
+++ b/user_guide_src/source/changelogs/v4.5.7.rst
@@ -2,7 +2,7 @@
 Version 4.5.7
 #############
 
-Release Date: Unreleased
+Release Date: December 31, 2024
 
 **4.5.7 release of CodeIgniter4**
 
@@ -10,22 +10,6 @@ Release Date: Unreleased
     :local:
     :depth: 3
 
-********
-BREAKING
-********
-
-***************
-Message Changes
-***************
-
-*******
-Changes
-*******
-
-************
-Deprecations
-************
-
 **********
 Bugs Fixed
 **********
diff --git a/user_guide_src/source/conf.py b/user_guide_src/source/conf.py
index c5960c23a320..4effd4c7b822 100644
--- a/user_guide_src/source/conf.py
+++ b/user_guide_src/source/conf.py
@@ -26,7 +26,7 @@
 version = '4.5'
 
 # The full version, including alpha/beta/rc tags.
-release = '4.5.6'
+release = '4.5.7'
 
 # -- General configuration ---------------------------------------------------
 
diff --git a/user_guide_src/source/installation/upgrade_457.rst b/user_guide_src/source/installation/upgrade_457.rst
index 9503867f1cd2..d919c81871f2 100644
--- a/user_guide_src/source/installation/upgrade_457.rst
+++ b/user_guide_src/source/installation/upgrade_457.rst
@@ -12,18 +12,6 @@ Please refer to the upgrade instructions corresponding to your installation meth
     :local:
     :depth: 2
 
-**********************
-Mandatory File Changes
-**********************
-
-****************
-Breaking Changes
-****************
-
-*********************
-Breaking Enhancements
-*********************
-
 *************
 Project Files
 *************
@@ -35,21 +23,10 @@ these files being outside of the **system** scope they will not be changed witho
     with merging changes to the project space:
     `Explore on Packagist <https://packagist.org/explore/?query=codeigniter4%20updates>`_.
 
-Content Changes
-===============
-
-The following files received significant changes (including deprecations or visual adjustments)
-and it is recommended that you merge the updated versions with your application:
-
-Config
-------
-
-- @TODO
-
 All Changes
 ===========
 
 This is a list of all files in the **project space** that received changes;
 many will be simple comments or formatting that have no effect on the runtime:
 
-- @TODO
+- app/Views/errors/cli/error_exception.php