diff --git a/.github/ISSUE_TEMPLATE/bug_report.yml b/.github/ISSUE_TEMPLATE/bug_report.yml
index 1f6dc36b395d..1f67ebe082f5 100644
--- a/.github/ISSUE_TEMPLATE/bug_report.yml
+++ b/.github/ISSUE_TEMPLATE/bug_report.yml
@@ -25,10 +25,10 @@ body:
       description: Which PHP versions did you run your code?
       multiple: true
       options:
-        - '8.1'
         - '8.2'
         - '8.3'
         - '8.4'
+        - '8.5'
     validations:
       required: true
 
diff --git a/.github/workflows/deploy-apidocs.yml b/.github/workflows/deploy-apidocs.yml
index 08ddb313a991..4b3efe828ba4 100644
--- a/.github/workflows/deploy-apidocs.yml
+++ b/.github/workflows/deploy-apidocs.yml
@@ -43,7 +43,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.1'
+          php-version: '8.2'
           tools: phive
           coverage: none
 
diff --git a/.github/workflows/deploy-userguide-latest.yml b/.github/workflows/deploy-userguide-latest.yml
index 39c1c92833b1..4b6a4579d40c 100644
--- a/.github/workflows/deploy-userguide-latest.yml
+++ b/.github/workflows/deploy-userguide-latest.yml
@@ -30,7 +30,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.1'
+          php-version: '8.2'
           coverage: none
 
       - name: Setup Python
diff --git a/.github/workflows/reusable-phpunit-test.yml b/.github/workflows/reusable-phpunit-test.yml
index 013990fd2e68..37aeeef4a83f 100644
--- a/.github/workflows/reusable-phpunit-test.yml
+++ b/.github/workflows/reusable-phpunit-test.yml
@@ -170,7 +170,7 @@ jobs:
       - name: Setup global environment variables
         run: |
           echo "COMPOSER_CACHE_FILES_DIR=$(composer config cache-files-dir)" >> $GITHUB_ENV
-          echo "ARTIFACT_NAME=${{ inputs.job-id || github.job }}-php-${{ inputs.php-version }}-db-${{ inputs.db-platform || 'none' }}" >> $GITHUB_ENV
+          echo "ARTIFACT_NAME=${{ inputs.job-id || github.job }}-php-${{ inputs.php-version }}-db-${{ inputs.db-platform || 'none' }}${{ inputs.mysql-version || '' }}" >> $GITHUB_ENV
 
       - name: Cache dependencies
         uses: actions/cache@v4
diff --git a/.github/workflows/test-autoreview.yml b/.github/workflows/test-autoreview.yml
index a3b9a6e11409..4d452edd24ed 100644
--- a/.github/workflows/test-autoreview.yml
+++ b/.github/workflows/test-autoreview.yml
@@ -26,8 +26,8 @@ jobs:
     name: Automatic Code Review
     uses: ./.github/workflows/reusable-serviceless-phpunit-test.yml # @TODO Extract to codeigniter4/.github repo
     with:
-      job-name: PHP 8.1
-      php-version: '8.1'
+      job-name: PHP 8.2
+      php-version: '8.2'
       job-id: auto-review-tests
       group-name: AutoReview
 
@@ -47,7 +47,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.1'
+          php-version: '8.2'
 
       - name: Install dependencies
         run: composer update
diff --git a/.github/workflows/test-coding-standards.yml b/.github/workflows/test-coding-standards.yml
index 391ecd418a1c..31f28bdeed8f 100644
--- a/.github/workflows/test-coding-standards.yml
+++ b/.github/workflows/test-coding-standards.yml
@@ -28,7 +28,7 @@ jobs:
       fail-fast: false
       matrix:
         php-version:
-          - '8.1'
+          - '8.2'
         include:
           - php-version: '8.5'
             composer-option: '--ignore-platform-req=php'
diff --git a/.github/workflows/test-deptrac.yml b/.github/workflows/test-deptrac.yml
index 7ce0052a2732..7a5dea0c3164 100644
--- a/.github/workflows/test-deptrac.yml
+++ b/.github/workflows/test-deptrac.yml
@@ -48,7 +48,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.1'
+          php-version: '8.2'
           tools: composer
           extensions: intl, json, mbstring, gd, mysqlnd, xdebug, xml, sqlite3
 
diff --git a/.github/workflows/test-phpstan.yml b/.github/workflows/test-phpstan.yml
index eeb0793c182e..a7a0047ec8be 100644
--- a/.github/workflows/test-phpstan.yml
+++ b/.github/workflows/test-phpstan.yml
@@ -57,7 +57,7 @@ jobs:
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:
-          php-version: '8.1'
+          php-version: '8.2'
           extensions: intl
           coverage: none
 
diff --git a/.github/workflows/test-phpunit.yml b/.github/workflows/test-phpunit.yml
index 045570cb27ad..b9a8666cbcb4 100644
--- a/.github/workflows/test-phpunit.yml
+++ b/.github/workflows/test-phpunit.yml
@@ -56,7 +56,6 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - '8.1'
           - '8.2'
           - '8.3'
           - '8.4'
@@ -86,7 +85,6 @@ jobs:
       fail-fast: false
       matrix:
         php-version:
-          - '8.1'
           - '8.2'
           - '8.3'
           - '8.4'
@@ -100,7 +98,7 @@ jobs:
         mysql-version:
           - '8.0'
         include:
-          - php-version: '8.1'
+          - php-version: '8.2'
             db-platform: MySQLi
             mysql-version: '5.7'
           - php-version: '8.5'
@@ -129,7 +127,6 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - '8.1'
           - '8.2'
           - '8.3'
           - '8.4'
@@ -158,7 +155,6 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - '8.1'
           - '8.2'
           - '8.3'
           - '8.4'
diff --git a/.github/workflows/test-psalm.yml b/.github/workflows/test-psalm.yml
index cc6c3afaade4..d46170fc8487 100644
--- a/.github/workflows/test-psalm.yml
+++ b/.github/workflows/test-psalm.yml
@@ -29,7 +29,7 @@ jobs:
       fail-fast: false
       matrix:
         php-version:
-          - '8.1'
+          - '8.2'
 
     steps:
       - name: Checkout base branch for PR
diff --git a/.github/workflows/test-rector.yml b/.github/workflows/test-rector.yml
index 3a9f6d649470..d780a9763f09 100644
--- a/.github/workflows/test-rector.yml
+++ b/.github/workflows/test-rector.yml
@@ -46,7 +46,7 @@ jobs:
       fail-fast: false
       matrix:
         php-version:
-          - '8.1'
+          - '8.2'
         include:
           - php-version: '8.5'
             composer-option: '--ignore-platform-req=php'
diff --git a/README.md b/README.md
index 77419c2a2348..d7d633ac28b7 100644
--- a/README.md
+++ b/README.md
@@ -87,7 +87,7 @@ Made with [contrib.rocks](https://contrib.rocks).
 
 ## Server Requirements
 
-PHP version 8.1 or higher is required, with the following extensions installed:
+PHP version 8.2 or higher is required, with the following extensions installed:
 
 - [intl](http://php.net/manual/en/intl.requirements.php)
 - [mbstring](http://php.net/manual/en/mbstring.installation.php)
@@ -95,8 +95,9 @@ PHP version 8.1 or higher is required, with the following extensions installed:
 > [!WARNING]
 > - The end of life date for PHP 7.4 was November 28, 2022.
 > - The end of life date for PHP 8.0 was November 26, 2023.
-> - If you are still using PHP 7.4 or 8.0, you should upgrade immediately.
-> - The end of life date for PHP 8.1 will be December 31, 2025.
+> - The end of life date for PHP 8.1 was December 31, 2025.
+> - If you are still using below PHP 8.2, you should upgrade immediately.
+> - The end of life date for PHP 8.2 will be December 31, 2026.
 
 Additionally, make sure that the following extensions are enabled in your PHP:
 
diff --git a/admin/framework/README.md b/admin/framework/README.md
index a23783ac316a..dd39ef950968 100644
--- a/admin/framework/README.md
+++ b/admin/framework/README.md
@@ -42,7 +42,7 @@ Please read the [*Contributing to CodeIgniter*](https://github.com/codeigniter4/
 
 ## Server Requirements
 
-PHP version 8.1 or higher is required, with the following extensions installed:
+PHP version 8.2 or higher is required, with the following extensions installed:
 
 - [intl](http://php.net/manual/en/intl.requirements.php)
 - [mbstring](http://php.net/manual/en/mbstring.installation.php)
@@ -50,8 +50,9 @@ PHP version 8.1 or higher is required, with the following extensions installed:
 > [!WARNING]
 > - The end of life date for PHP 7.4 was November 28, 2022.
 > - The end of life date for PHP 8.0 was November 26, 2023.
-> - If you are still using PHP 7.4 or 8.0, you should upgrade immediately.
-> - The end of life date for PHP 8.1 will be December 31, 2025.
+> - The end of life date for PHP 8.1 was December 31, 2025.
+> - If you are still using below PHP 8.2, you should upgrade immediately.
+> - The end of life date for PHP 8.2 will be December 31, 2026.
 
 Additionally, make sure that the following extensions are enabled in your PHP:
 
diff --git a/admin/framework/composer.json b/admin/framework/composer.json
index 499a97eae337..aef544f51126 100644
--- a/admin/framework/composer.json
+++ b/admin/framework/composer.json
@@ -10,7 +10,7 @@
         "slack": "https://codeigniterchat.slack.com"
     },
     "require": {
-        "php": "^8.1",
+        "php": "^8.2",
         "ext-intl": "*",
         "ext-mbstring": "*",
         "laminas/laminas-escaper": "^2.17",
diff --git a/admin/starter/.github/workflows/phpunit.yml b/admin/starter/.github/workflows/phpunit.yml
index 2be22ec16095..fb5e3a2cb7e0 100644
--- a/admin/starter/.github/workflows/phpunit.yml
+++ b/admin/starter/.github/workflows/phpunit.yml
@@ -11,7 +11,7 @@ jobs:
 
     strategy:
       matrix:
-        php-versions: ['8.1', '8.3']
+        php-versions: ['8.2', '8.4']
 
     runs-on: ubuntu-latest
 
diff --git a/admin/starter/README.md b/admin/starter/README.md
index d14b4c9c804c..45f98af6033e 100644
--- a/admin/starter/README.md
+++ b/admin/starter/README.md
@@ -50,7 +50,7 @@ Problems with it can be raised on our forum, or as issues in the main repository
 
 ## Server Requirements
 
-PHP version 8.1 or higher is required, with the following extensions installed:
+PHP version 8.2 or higher is required, with the following extensions installed:
 
 - [intl](http://php.net/manual/en/intl.requirements.php)
 - [mbstring](http://php.net/manual/en/mbstring.installation.php)
@@ -58,8 +58,9 @@ PHP version 8.1 or higher is required, with the following extensions installed:
 > [!WARNING]
 > - The end of life date for PHP 7.4 was November 28, 2022.
 > - The end of life date for PHP 8.0 was November 26, 2023.
-> - If you are still using PHP 7.4 or 8.0, you should upgrade immediately.
-> - The end of life date for PHP 8.1 will be December 31, 2025.
+> - The end of life date for PHP 8.1 was December 31, 2025.
+> - If you are still using below PHP 8.2, you should upgrade immediately.
+> - The end of life date for PHP 8.2 will be December 31, 2026.
 
 Additionally, make sure that the following extensions are enabled in your PHP:
 
diff --git a/admin/starter/composer.json b/admin/starter/composer.json
index 38a51e29fb64..d47149e0287f 100644
--- a/admin/starter/composer.json
+++ b/admin/starter/composer.json
@@ -10,8 +10,8 @@
         "slack": "https://codeigniterchat.slack.com"
     },
     "require": {
-        "php": "^8.1",
-        "codeigniter4/framework": "^4.0"
+        "php": "^8.2",
+        "codeigniter4/framework": "^4.7"
     },
     "require-dev": {
         "fakerphp/faker": "^1.9",
diff --git a/composer.json b/composer.json
index f5fdcd0d0420..599720cb1d73 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
         "slack": "https://codeigniterchat.slack.com"
     },
     "require": {
-        "php": "^8.1",
+        "php": "^8.2",
         "ext-intl": "*",
         "ext-mbstring": "*",
         "laminas/laminas-escaper": "^2.17",
diff --git a/contributing/pull_request.md b/contributing/pull_request.md
index 8e3b5ed9f419..8ad9491fc6bf 100644
--- a/contributing/pull_request.md
+++ b/contributing/pull_request.md
@@ -158,7 +158,7 @@ See [Contribution CSS](./css.md).
 
 ### Compatibility
 
-CodeIgniter4 requires [PHP 8.1](https://php.net/releases/8_1_0.php).
+CodeIgniter4 requires [PHP 8.2](https://php.net/releases/8_2_0.php).
 
 ### Backwards Compatibility
 
diff --git a/phpstan.neon.dist b/phpstan.neon.dist
index e6cc288cc678..f0d8a8b691b8 100644
--- a/phpstan.neon.dist
+++ b/phpstan.neon.dist
@@ -2,7 +2,7 @@ includes:
     - utils/phpstan-baseline/loader.neon
 
 parameters:
-    phpVersion: 80100
+    phpVersion: 80200
     tmpDir: build/phpstan
     level: 6
     bootstrapFiles:
diff --git a/public/index.php b/public/index.php
index a0a20db43dbf..8e834f2c863d 100644
--- a/public/index.php
+++ b/public/index.php
@@ -9,7 +9,7 @@
  *---------------------------------------------------------------
  */
 
-$minPhpVersion = '8.1'; // If you update this, don't forget to update `spark`.
+$minPhpVersion = '8.2'; // If you update this, don't forget to update `spark`.
 if (version_compare(PHP_VERSION, $minPhpVersion, '<')) {
     $message = sprintf(
         'Your PHP version must be %s or higher to run CodeIgniter. Current version: %s',
diff --git a/rector.php b/rector.php
index 4d06cad5598f..67941d76bcc2 100644
--- a/rector.php
+++ b/rector.php
@@ -54,7 +54,7 @@
 use Utils\Rector\UnderscoreToCamelCaseVariableNameRector;
 
 return RectorConfig::configure()
-    ->withPhpSets(php81: true)
+    ->withPhpSets(php82: true)
     ->withPreparedSets(deadCode: true, instanceOf: true, strictBooleans: true, phpunitCodeQuality: true)
     ->withComposerBased(phpunit: true)
     ->withParallel(120, 8, 10)
diff --git a/spark b/spark
index e7871ea8e682..61bc572b9759 100755
--- a/spark
+++ b/spark
@@ -38,7 +38,7 @@ if (str_starts_with(PHP_SAPI, 'cgi')) {
  *---------------------------------------------------------------
  */
 
-$minPhpVersion = '8.1'; // If you update this, don't forget to update `public/index.php`.
+$minPhpVersion = '8.2'; // If you update this, don't forget to update `public/index.php`.
 if (version_compare(PHP_VERSION, $minPhpVersion, '<')) {
     $message = sprintf(
         'Your PHP version must be %s or higher to run CodeIgniter. Current version: %s',
diff --git a/system/Cache/FactoriesCache.php b/system/Cache/FactoriesCache.php
index 6e49996c5d45..7f0293b62d9e 100644
--- a/system/Cache/FactoriesCache.php
+++ b/system/Cache/FactoriesCache.php
@@ -16,9 +16,9 @@
 use CodeIgniter\Cache\FactoriesCache\FileVarExportHandler;
 use CodeIgniter\Config\Factories;
 
-final class FactoriesCache
+final readonly class FactoriesCache
 {
-    private readonly CacheInterface|FileVarExportHandler $cache;
+    private CacheInterface|FileVarExportHandler $cache;
 
     public function __construct(CacheInterface|FileVarExportHandler|null $cache = null)
     {
diff --git a/system/Commands/Utilities/Routes/AutoRouteCollector.php b/system/Commands/Utilities/Routes/AutoRouteCollector.php
index 3b91d365ac80..3c8eb44279c7 100644
--- a/system/Commands/Utilities/Routes/AutoRouteCollector.php
+++ b/system/Commands/Utilities/Routes/AutoRouteCollector.php
@@ -18,12 +18,12 @@
  *
  * @see \CodeIgniter\Commands\Utilities\Routes\AutoRouteCollectorTest
  */
-final class AutoRouteCollector
+final readonly class AutoRouteCollector
 {
     /**
      * @param string $namespace namespace to search
      */
-    public function __construct(private readonly string $namespace, private readonly string $defaultController, private readonly string $defaultMethod)
+    public function __construct(private string $namespace, private string $defaultController, private string $defaultMethod)
     {
     }
 
diff --git a/system/Commands/Utilities/Routes/AutoRouterImproved/AutoRouteCollector.php b/system/Commands/Utilities/Routes/AutoRouterImproved/AutoRouteCollector.php
index f4a5204fb49b..e723317431b6 100644
--- a/system/Commands/Utilities/Routes/AutoRouterImproved/AutoRouteCollector.php
+++ b/system/Commands/Utilities/Routes/AutoRouterImproved/AutoRouteCollector.php
@@ -21,7 +21,7 @@
  *
  * @see \CodeIgniter\Commands\Utilities\Routes\AutoRouterImproved\AutoRouteCollectorTest
  */
-final class AutoRouteCollector
+final readonly class AutoRouteCollector
 {
     /**
      * @param string             $namespace            namespace to search
@@ -31,12 +31,12 @@ final class AutoRouteCollector
      * @param string             $prefix               URI prefix for Module Routing
      */
     public function __construct(
-        private readonly string $namespace,
-        private readonly string $defaultController,
-        private readonly string $defaultMethod,
-        private readonly array $httpMethods,
-        private readonly array $protectedControllers,
-        private readonly string $prefix = '',
+        private string $namespace,
+        private string $defaultController,
+        private string $defaultMethod,
+        private array $httpMethods,
+        private array $protectedControllers,
+        private string $prefix = '',
     ) {
     }
 
diff --git a/system/Commands/Utilities/Routes/AutoRouterImproved/ControllerMethodReader.php b/system/Commands/Utilities/Routes/AutoRouterImproved/ControllerMethodReader.php
index a0a98afc829a..599e90f4d2f3 100644
--- a/system/Commands/Utilities/Routes/AutoRouterImproved/ControllerMethodReader.php
+++ b/system/Commands/Utilities/Routes/AutoRouterImproved/ControllerMethodReader.php
@@ -22,18 +22,18 @@
  *
  * @see \CodeIgniter\Commands\Utilities\Routes\AutoRouterImproved\ControllerMethodReaderTest
  */
-final class ControllerMethodReader
+final readonly class ControllerMethodReader
 {
-    private readonly bool $translateURIDashes;
-    private readonly bool $translateUriToCamelCase;
+    private bool $translateURIDashes;
+    private bool $translateUriToCamelCase;
 
     /**
      * @param string       $namespace   the default namespace
      * @param list<string> $httpMethods
      */
     public function __construct(
-        private readonly string $namespace,
-        private readonly array $httpMethods,
+        private string $namespace,
+        private array $httpMethods,
     ) {
         $config                        = config(Routing::class);
         $this->translateURIDashes      = $config->translateURIDashes;
diff --git a/system/Commands/Utilities/Routes/ControllerFinder.php b/system/Commands/Utilities/Routes/ControllerFinder.php
index 400e30e82d2e..103a7846ab52 100644
--- a/system/Commands/Utilities/Routes/ControllerFinder.php
+++ b/system/Commands/Utilities/Routes/ControllerFinder.php
@@ -20,15 +20,15 @@
  *
  * @see \CodeIgniter\Commands\Utilities\Routes\ControllerFinderTest
  */
-final class ControllerFinder
+final readonly class ControllerFinder
 {
-    private readonly FileLocatorInterface $locator;
+    private FileLocatorInterface $locator;
 
     /**
      * @param string $namespace namespace to search
      */
     public function __construct(
-        private readonly string $namespace,
+        private string $namespace,
     ) {
         $this->locator = service('locator');
     }
diff --git a/system/Commands/Utilities/Routes/ControllerMethodReader.php b/system/Commands/Utilities/Routes/ControllerMethodReader.php
index cd47085932bb..7c8faffd16be 100644
--- a/system/Commands/Utilities/Routes/ControllerMethodReader.php
+++ b/system/Commands/Utilities/Routes/ControllerMethodReader.php
@@ -21,12 +21,12 @@
  *
  * @see \CodeIgniter\Commands\Utilities\Routes\ControllerMethodReaderTest
  */
-final class ControllerMethodReader
+final readonly class ControllerMethodReader
 {
     /**
      * @param string $namespace the default namespace
      */
-    public function __construct(private readonly string $namespace)
+    public function __construct(private string $namespace)
     {
     }
 
diff --git a/system/Commands/Utilities/Routes/FilterCollector.php b/system/Commands/Utilities/Routes/FilterCollector.php
index 052884a644b7..ec1219debe1a 100644
--- a/system/Commands/Utilities/Routes/FilterCollector.php
+++ b/system/Commands/Utilities/Routes/FilterCollector.php
@@ -24,7 +24,7 @@
  *
  * @see \CodeIgniter\Commands\Utilities\Routes\FilterCollectorTest
  */
-final class FilterCollector
+final readonly class FilterCollector
 {
     public function __construct(
         /**
@@ -32,7 +32,7 @@ public function __construct(
          *
          * If set to true, route filters are not found.
          */
-        private readonly bool $resetRoutes = false,
+        private bool $resetRoutes = false,
     ) {
     }
 
diff --git a/system/Commands/Utilities/Routes/FilterFinder.php b/system/Commands/Utilities/Routes/FilterFinder.php
index f34ea26aa702..849a1cdb59c9 100644
--- a/system/Commands/Utilities/Routes/FilterFinder.php
+++ b/system/Commands/Utilities/Routes/FilterFinder.php
@@ -25,10 +25,10 @@
  *
  * @see \CodeIgniter\Commands\Utilities\Routes\FilterFinderTest
  */
-final class FilterFinder
+final readonly class FilterFinder
 {
-    private readonly Router $router;
-    private readonly Filters $filters;
+    private Router $router;
+    private Filters $filters;
 
     public function __construct(?Router $router = null, ?Filters $filters = null)
     {
diff --git a/system/DataConverter/DataConverter.php b/system/DataConverter/DataConverter.php
index fa8353e83abd..4895ec4127d2 100644
--- a/system/DataConverter/DataConverter.php
+++ b/system/DataConverter/DataConverter.php
@@ -24,12 +24,12 @@
  *
  * @see \CodeIgniter\DataConverter\DataConverterTest
  */
-final class DataConverter
+final readonly class DataConverter
 {
     /**
      * The data caster.
      */
-    private readonly DataCaster $dataCaster;
+    private DataCaster $dataCaster;
 
     /**
      * @param array<string, class-string> $castHandlers Custom convert handlers
@@ -42,26 +42,26 @@ public function __construct(
          *
          * @var array<string, string> [column => type]
          */
-        private readonly array $types,
+        private array $types,
         array $castHandlers = [],
         /**
          * Helper object.
          */
-        private readonly ?object $helper = null,
+        private ?object $helper = null,
         /**
          * Static reconstruct method name or closure to reconstruct an object.
          * Used by reconstruct().
          *
          * @var (Closure(array<string, mixed>): TEntity)|string|null
          */
-        private readonly Closure|string|null $reconstructor = 'reconstruct',
+        private Closure|string|null $reconstructor = 'reconstruct',
         /**
          * Extract method name or closure to extract data from an object.
          * Used by extract().
          *
          * @var (Closure(TEntity, bool, bool): array<string, mixed>)|string|null
          */
-        private readonly Closure|string|null $extractor = null,
+        private Closure|string|null $extractor = null,
     ) {
         $this->dataCaster = new DataCaster($castHandlers, $types, $this->helper);
     }
diff --git a/system/Database/ConnectionInterface.php b/system/Database/ConnectionInterface.php
index 8e4834486261..3c43b173fc4e 100644
--- a/system/Database/ConnectionInterface.php
+++ b/system/Database/ConnectionInterface.php
@@ -17,8 +17,8 @@
  * @template TConnection
  * @template TResult
  *
- * @property      false|object|resource $connID
  * @property-read string                $DBDriver
+ * @property      false|object|resource $connID
  */
 interface ConnectionInterface
 {
diff --git a/system/Database/Database.php b/system/Database/Database.php
index 80e902d5ab58..3cc0cb8fa1b9 100644
--- a/system/Database/Database.php
+++ b/system/Database/Database.php
@@ -65,6 +65,8 @@ public function load(array $params = [], string $alias = '')
 
     /**
      * Creates a Forge instance for the current database type.
+     *
+     * @param BaseConnection $db
      */
     public function loadForge(ConnectionInterface $db): Forge
     {
@@ -77,6 +79,8 @@ public function loadForge(ConnectionInterface $db): Forge
 
     /**
      * Creates an instance of Utils for the current database type.
+     *
+     * @param BaseConnection $db
      */
     public function loadUtils(ConnectionInterface $db): BaseUtils
     {
diff --git a/system/Debug/Exceptions.php b/system/Debug/Exceptions.php
index 04c4429fd783..6bf914c785bb 100644
--- a/system/Debug/Exceptions.php
+++ b/system/Debug/Exceptions.php
@@ -84,17 +84,6 @@ public function __construct(ExceptionsConfig $config)
         $this->viewPath = rtrim($config->errorViewPath, '\\/ ') . DIRECTORY_SEPARATOR;
 
         $this->config = $config;
-
-        // workaround for upgraded users
-        // This causes "Deprecated: Creation of dynamic property" in PHP 8.2.
-        // @TODO remove this after dropping PHP 8.1 support.
-        if (! isset($this->config->sensitiveDataInTrace)) {
-            $this->config->sensitiveDataInTrace = [];
-        }
-        if (! isset($this->config->logDeprecations, $this->config->deprecationLogLevel)) {
-            $this->config->logDeprecations     = false;
-            $this->config->deprecationLogLevel = LogLevel::WARNING;
-        }
     }
 
     /**
diff --git a/system/HTTP/SiteURIFactory.php b/system/HTTP/SiteURIFactory.php
index 483c3ded5779..73cc9fe84ee4 100644
--- a/system/HTTP/SiteURIFactory.php
+++ b/system/HTTP/SiteURIFactory.php
@@ -24,9 +24,9 @@
  *
  * @see \CodeIgniter\HTTP\SiteURIFactoryTest
  */
-final class SiteURIFactory
+final readonly class SiteURIFactory
 {
-    public function __construct(private readonly App $appConfig, private readonly Superglobals $superglobals)
+    public function __construct(private App $appConfig, private Superglobals $superglobals)
     {
     }
 
diff --git a/system/Router/DefinedRouteCollector.php b/system/Router/DefinedRouteCollector.php
index 0aa4fdd063d8..c66e25c03349 100644
--- a/system/Router/DefinedRouteCollector.php
+++ b/system/Router/DefinedRouteCollector.php
@@ -21,9 +21,9 @@
  *
  * @see \CodeIgniter\Router\DefinedRouteCollectorTest
  */
-final class DefinedRouteCollector
+final readonly class DefinedRouteCollector
 {
-    public function __construct(private readonly RouteCollectionInterface $routeCollection)
+    public function __construct(private RouteCollectionInterface $routeCollection)
     {
     }
 
diff --git a/user_guide_src/source/changelogs/v4.7.0.rst b/user_guide_src/source/changelogs/v4.7.0.rst
index 1070eb9380cd..7defca8f03e7 100644
--- a/user_guide_src/source/changelogs/v4.7.0.rst
+++ b/user_guide_src/source/changelogs/v4.7.0.rst
@@ -14,7 +14,7 @@ Release Date: Unreleased
 Highlights
 **********
 
-- TBD
+- Update minimal PHP requirement to ``8.2``.
 
 ********
 BREAKING
diff --git a/user_guide_src/source/installation/installing_composer.rst b/user_guide_src/source/installation/installing_composer.rst
index 3dd4c2a6a1b7..1f12d5321fef 100644
--- a/user_guide_src/source/installation/installing_composer.rst
+++ b/user_guide_src/source/installation/installing_composer.rst
@@ -191,11 +191,11 @@ Next Minor Version
 If you want to use the next minor version branch, after using the ``builds`` command
 edit **composer.json** manually.
 
-If you try the ``4.6`` branch, change the version to ``4.6.x-dev``::
+If you try the ``4.7`` branch, change the version to ``4.7.x-dev``::
 
     "require": {
-        "php": "^8.1",
-        "codeigniter4/codeigniter4": "4.6.x-dev"
+        "php": "^8.2",
+        "codeigniter4/codeigniter4": "4.7.x-dev"
     },
 
 And run ``composer update`` to sync your vendor
diff --git a/user_guide_src/source/intro/requirements.rst b/user_guide_src/source/intro/requirements.rst
index c90cb9c8a7eb..4c956e631f0e 100644
--- a/user_guide_src/source/intro/requirements.rst
+++ b/user_guide_src/source/intro/requirements.rst
@@ -10,7 +10,7 @@ Server Requirements
 PHP and Required Extensions
 ***************************
 
-`PHP <https://www.php.net/>`_ version 8.1 or newer is required, with the following PHP extensions are enabled:
+`PHP <https://www.php.net/>`_ version 8.2 or newer is required, with the following PHP extensions are enabled:
 
   - `intl <https://www.php.net/manual/en/intl.requirements.php>`_
   - `mbstring <https://www.php.net/manual/en/mbstring.requirements.php>`_
@@ -19,10 +19,12 @@ PHP and Required Extensions
 .. warning::
     - The end of life date for PHP 7.4 was November 28, 2022.
     - The end of life date for PHP 8.0 was November 26, 2023.
-    - **If you are still using PHP 7.4 or 8.0, you should upgrade immediately.**
-    - The end of life date for PHP 8.1 will be December 31, 2025.
+    - The end of life date for PHP 8.1 was December 31, 2025.
+    - **If you are still using below PHP 8.2, you should upgrade immediately.**
+    - The end of life date for PHP 8.2 will be December 31, 2026.
 
 .. note::
+    - PHP 8.5 requires CodeIgniter 4.7.0 or later.
     - PHP 8.4 requires CodeIgniter 4.6.0 or later.
     - PHP 8.3 requires CodeIgniter 4.4.4 or later.
     - PHP 8.2 requires CodeIgniter 4.2.11 or later.
diff --git a/utils/composer.json b/utils/composer.json
index 4c9ae87b3021..d8d707a48c1e 100644
--- a/utils/composer.json
+++ b/utils/composer.json
@@ -1,6 +1,6 @@
 {
     "require": {
-        "php": "^8.1",
+        "php": "^8.2",
         "codeigniter/coding-standard": "^1.7",
         "ergebnis/composer-normalize": "^2.28",
         "friendsofphp/php-cs-fixer": "^3.76",
diff --git a/utils/phpstan-baseline/booleanNot.exprNotBoolean.neon b/utils/phpstan-baseline/booleanNot.exprNotBoolean.neon
new file mode 100644
index 000000000000..1a6537ef488d
--- /dev/null
+++ b/utils/phpstan-baseline/booleanNot.exprNotBoolean.neon
@@ -0,0 +1,8 @@
+# total 2 errors
+
+parameters:
+    ignoreErrors:
+        -
+            message: '#^Only booleans are allowed in a negated boolean, mixed given\.$#'
+            count: 2
+            path: ../../system/Database/Database.php
diff --git a/utils/phpstan-baseline/loader.neon b/utils/phpstan-baseline/loader.neon
index f54427206516..0a8697aa66d6 100644
--- a/utils/phpstan-baseline/loader.neon
+++ b/utils/phpstan-baseline/loader.neon
@@ -1,7 +1,8 @@
-# total 2816 errors
+# total 2824 errors
 includes:
     - argument.type.neon
     - assign.propertyType.neon
+    - booleanNot.exprNotBoolean.neon
     - codeigniter.getReassignArray.neon
     - codeigniter.modelArgumentType.neon
     - codeigniter.superglobalAccess.neon
diff --git a/utils/phpstan-baseline/property.notFound.neon b/utils/phpstan-baseline/property.notFound.neon
index 282a9234fddd..10dac94f71dd 100644
--- a/utils/phpstan-baseline/property.notFound.neon
+++ b/utils/phpstan-baseline/property.notFound.neon
@@ -1,4 +1,4 @@
-# total 59 errors
+# total 65 errors
 
 parameters:
     ignoreErrors:
@@ -17,6 +17,21 @@ parameters:
             count: 14
             path: ../../system/Database/SQLSRV/Forge.php
 
+        -
+            message: '#^Access to an undefined property CodeIgniter\\Debug\\ExceptionHandler\:\:\$stringAsHtml\.$#'
+            count: 1
+            path: ../../system/Debug/ExceptionHandler.php
+
+        -
+            message: '#^Access to an undefined property CodeIgniter\\Debug\\Exceptions\:\:\$stringAsHtml\.$#'
+            count: 1
+            path: ../../system/Debug/Exceptions.php
+
+        -
+            message: '#^Access to an undefined property CodeIgniter\\RESTful\\ResourceController\:\:\$stringAsHtml\.$#'
+            count: 1
+            path: ../../system/RESTful/ResourceController.php
+
         -
             message: '#^Access to an undefined property Config\\Session\:\:\$lockAttempts\.$#'
             count: 1
@@ -27,6 +42,21 @@ parameters:
             count: 1
             path: ../../system/Session/Handlers/RedisHandler.php
 
+        -
+            message: '#^Access to an undefined property CodeIgniter\\Test\\Mock\\MockResourcePresenter\:\:\$stringAsHtml\.$#'
+            count: 1
+            path: ../../system/Test/Mock/MockResourcePresenter.php
+
+        -
+            message: '#^Access to an undefined property class@anonymous/tests/system/API/ResponseTraitTest\.php\:123\:\:\$stringAsHtml\.$#'
+            count: 1
+            path: ../../tests/system/API/ResponseTraitTest.php
+
+        -
+            message: '#^Access to an undefined property class@anonymous/tests/system/API/ResponseTraitTest\.php\:621\:\:\$stringAsHtml\.$#'
+            count: 1
+            path: ../../tests/system/API/ResponseTraitTest.php
+
         -
             message: '#^Access to an undefined property Tests\\Support\\Commands\\AppInfo\:\:\$foobar\.$#'
             count: 2
diff --git a/utils/src/Rector/UnderscoreToCamelCaseVariableNameRector.php b/utils/src/Rector/UnderscoreToCamelCaseVariableNameRector.php
index 4471bdb7167c..4302dbd0b79e 100644
--- a/utils/src/Rector/UnderscoreToCamelCaseVariableNameRector.php
+++ b/utils/src/Rector/UnderscoreToCamelCaseVariableNameRector.php
@@ -93,7 +93,7 @@ public function refactor(Node $node): ?Node
 
         $this->traverseNodesWithCallable(
             $node->stmts,
-            function (Node $subNode) {
+            function (Node $subNode): null {
                 if ($subNode instanceof Variable || $subNode instanceof ClassMethod || $subNode instanceof Function_ || $subNode instanceof Closure) {
                     $this->processRenameVariable($subNode);
                 }