diff --git a/.php-cs-fixer.php b/.php-cs-fixer.php
index a1e6c9dd..a714f742 100644
--- a/.php-cs-fixer.php
+++ b/.php-cs-fixer.php
@@ -18,6 +18,8 @@
         'yoda_style' => false,
         'single_line_throw' => false,
         'increment_style' => false,
+        'modernize_strpos' => false,
+        'get_class_to_class_keyword' => false,
     ])
     ->setRiskyAllowed(true)
     ->setFinder($finder);
diff --git a/src/BigBlueButton.php b/src/BigBlueButton.php
index c6b6dd2f..86537905 100644
--- a/src/BigBlueButton.php
+++ b/src/BigBlueButton.php
@@ -60,7 +60,6 @@
 use BigBlueButton\Responses\PutRecordingTextTrackResponse;
 use BigBlueButton\Responses\UpdateRecordingsResponse;
 use BigBlueButton\Util\UrlBuilder;
-use SimpleXMLElement;
 
 /**
  * Class BigBlueButton.
@@ -492,10 +491,10 @@ public function setJSessionId(string $jSessionId): void
      * @throws ParsingException
      * @throws RuntimeException
      */
-    private function processXmlResponse(string $url, string $payload = '', string $contentType = 'application/xml'): SimpleXMLElement
+    private function processXmlResponse(string $url, string $payload = '', string $contentType = 'application/xml'): \SimpleXMLElement
     {
         try {
-            return new SimpleXMLElement($this->requestUrl($url, $payload, $contentType));
+            return new \SimpleXMLElement($this->requestUrl($url, $payload, $contentType));
         } catch (NetworkException|RuntimeException $e) {
             throw $e;
         } catch (\Throwable $e) {
diff --git a/src/Exceptions/BaseException.php b/src/Exceptions/BaseException.php
index bd6e8576..68f42be0 100644
--- a/src/Exceptions/BaseException.php
+++ b/src/Exceptions/BaseException.php
@@ -21,11 +21,9 @@
 
 namespace BigBlueButton\Exceptions;
 
-use Exception;
-
 /**
  * @abstract since 4.0.
  */
-class BaseException extends Exception
+class BaseException extends \Exception
 {
 }
diff --git a/src/Http/Transport/Bridge/PsrHttpClient/PsrHttpClientTransport.php b/src/Http/Transport/Bridge/PsrHttpClient/PsrHttpClientTransport.php
index a8b10278..9c76ce50 100644
--- a/src/Http/Transport/Bridge/PsrHttpClient/PsrHttpClientTransport.php
+++ b/src/Http/Transport/Bridge/PsrHttpClient/PsrHttpClientTransport.php
@@ -104,9 +104,6 @@ public function __construct(
         $this->defaultHeaders = $defaultHeaders;
     }
 
-    /**
-     * {@inheritDoc}
-     */
     public function request(TransportRequest $request): TransportResponse
     {
         if ('' !== $payload = $request->getPayload()) {
diff --git a/src/Http/Transport/Bridge/SymfonyHttpClient/SymfonyHttpClientTransport.php b/src/Http/Transport/Bridge/SymfonyHttpClient/SymfonyHttpClientTransport.php
index 943ac80e..3c91cc5c 100644
--- a/src/Http/Transport/Bridge/SymfonyHttpClient/SymfonyHttpClientTransport.php
+++ b/src/Http/Transport/Bridge/SymfonyHttpClient/SymfonyHttpClientTransport.php
@@ -101,9 +101,6 @@ public static function create(array $defaultHeaders = [], array $defaultOptions
         // @codeCoverageIgnoreEnd
     }
 
-    /**
-     * {@inheritDoc}
-     */
     public function request(TransportRequest $request): TransportResponse
     {
         $headers = $this->defaultHeaders;
diff --git a/src/Http/Transport/CurlTransport.php b/src/Http/Transport/CurlTransport.php
index 40d0b7eb..4a7980d6 100644
--- a/src/Http/Transport/CurlTransport.php
+++ b/src/Http/Transport/CurlTransport.php
@@ -84,9 +84,6 @@ public static function createWithDefaultOptions(array $additionalCurlOptions = [
         // @codeCoverageIgnoreEnd
     }
 
-    /**
-     * {@inheritDoc}
-     */
     public function request(TransportRequest $request): TransportResponse
     {
         // @codeCoverageIgnoreStart
diff --git a/src/Parameters/BaseParameters.php b/src/Parameters/BaseParameters.php
index f87e95c5..36252a56 100644
--- a/src/Parameters/BaseParameters.php
+++ b/src/Parameters/BaseParameters.php
@@ -45,9 +45,6 @@ public function __call(string $name, array $arguments)
         return null;
     }
 
-    /**
-     * @return mixed
-     */
     protected function getter(string $name)
     {
         if (property_exists($this, $name)) {
diff --git a/src/Parameters/CreateMeetingParameters.php b/src/Parameters/CreateMeetingParameters.php
index 0afa4b0d..750566a8 100644
--- a/src/Parameters/CreateMeetingParameters.php
+++ b/src/Parameters/CreateMeetingParameters.php
@@ -476,7 +476,7 @@ public function setGuestPolicyAlwaysAccept(): self
         return $this;
     }
 
-    public function addPresentation(string $nameOrUrl, ?string $content = null, ?string $filename = null): self
+    public function addPresentation(string $nameOrUrl, string $content = null, string $filename = null): self
     {
         if (!$filename) {
             $this->presentations[$nameOrUrl] = !$content ?: base64_encode($content);
@@ -492,9 +492,6 @@ public function getPresentations(): array
         return $this->presentations;
     }
 
-    /**
-     * @return mixed
-     */
     public function getPresentationsAsXML()
     {
         $result = '';
diff --git a/src/Parameters/InsertDocumentParameters.php b/src/Parameters/InsertDocumentParameters.php
index 3542dd9b..7140c447 100644
--- a/src/Parameters/InsertDocumentParameters.php
+++ b/src/Parameters/InsertDocumentParameters.php
@@ -42,7 +42,7 @@ public function __construct(string $meetingID)
         $this->meetingID = $meetingID;
     }
 
-    public function addPresentation(string $url, string $filename, ?bool $downloadable = null, ?bool $removable = null): self
+    public function addPresentation(string $url, string $filename, bool $downloadable = null, bool $removable = null): self
     {
         $this->presentations[$url] = [
             'filename' => $filename,
@@ -60,9 +60,6 @@ public function removePresentation(string $url): self
         return $this;
     }
 
-    /**
-     * @return mixed
-     */
     public function getPresentationsAsXML()
     {
         $result = '';
diff --git a/src/Parameters/PutRecordingTextTrackParameters.php b/src/Parameters/PutRecordingTextTrackParameters.php
index 95c7cdba..b8fb2fc9 100644
--- a/src/Parameters/PutRecordingTextTrackParameters.php
+++ b/src/Parameters/PutRecordingTextTrackParameters.php
@@ -62,9 +62,6 @@ class PutRecordingTextTrackParameters extends BaseParameters
      */
     protected $contentType;
 
-    /**
-     * @var mixed
-     */
     protected $file;
 
     /**
diff --git a/src/Responses/BaseResponseAsJson.php b/src/Responses/BaseResponseAsJson.php
index 7d45bba9..66cb6746 100644
--- a/src/Responses/BaseResponseAsJson.php
+++ b/src/Responses/BaseResponseAsJson.php
@@ -28,9 +28,6 @@ abstract class BaseResponseAsJson
     public const FAILED = 'FAILED';
     public const CHECKSUM_ERROR = 'checksumError';
 
-    /**
-     * @var mixed
-     */
     protected $data;
 
     /**
diff --git a/tests/TestCase.php b/tests/TestCase.php
index c4f3c5c8..1b66cf1c 100644
--- a/tests/TestCase.php
+++ b/tests/TestCase.php
@@ -40,9 +40,6 @@ class TestCase extends \PHPUnit\Framework\TestCase
      */
     protected $faker;
 
-    /**
-     * {@inheritdoc}
-     */
     protected function setUp(): void
     {
         parent::setUp();
diff --git a/tests/functional/BigBlueButtonWithCurlTransportTest.php b/tests/functional/BigBlueButtonWithCurlTransportTest.php
index 9bfc9a0f..61d40766 100644
--- a/tests/functional/BigBlueButtonWithCurlTransportTest.php
+++ b/tests/functional/BigBlueButtonWithCurlTransportTest.php
@@ -26,9 +26,6 @@
 
 final class BigBlueButtonWithCurlTransportTest extends AbstractBigBlueButtonFunctionalTest
 {
-    /**
-     * {@inheritDoc}
-     */
     protected static function createTransport(): TransportInterface
     {
         return CurlTransport::createWithDefaultOptions();
diff --git a/tests/functional/BigBlueButtonWithPsrHttpClientTransport.php b/tests/functional/BigBlueButtonWithPsrHttpClientTransport.php
index 3bebccef..cd5bd19c 100644
--- a/tests/functional/BigBlueButtonWithPsrHttpClientTransport.php
+++ b/tests/functional/BigBlueButtonWithPsrHttpClientTransport.php
@@ -29,9 +29,6 @@
 
 final class BigBlueButtonWithPsrHttpClientTransport extends AbstractBigBlueButtonFunctionalTest
 {
-    /**
-     * {@inheritDoc}
-     */
     protected static function createTransport(): TransportInterface
     {
         $psr17Factory = new Psr17Factory();
diff --git a/tests/functional/BigBlueButtonWithSymfonyHttpClientTransportTest.php b/tests/functional/BigBlueButtonWithSymfonyHttpClientTransportTest.php
index 0dc733b8..3f75ce6f 100644
--- a/tests/functional/BigBlueButtonWithSymfonyHttpClientTransportTest.php
+++ b/tests/functional/BigBlueButtonWithSymfonyHttpClientTransportTest.php
@@ -26,9 +26,6 @@
 
 final class BigBlueButtonWithSymfonyHttpClientTransportTest extends AbstractBigBlueButtonFunctionalTest
 {
-    /**
-     * {@inheritDoc}
-     */
     protected static function createTransport(): TransportInterface
     {
         return SymfonyHttpClientTransport::create();
diff --git a/tests/integration/Http/Transport/CurlTransportTest.php b/tests/integration/Http/Transport/CurlTransportTest.php
index 8517e011..6f79185a 100644
--- a/tests/integration/Http/Transport/CurlTransportTest.php
+++ b/tests/integration/Http/Transport/CurlTransportTest.php
@@ -34,9 +34,6 @@
  */
 final class CurlTransportTest extends TestCase
 {
-    /**
-     * {@inheritDoc}
-     */
     public static function setUpBeforeClass(): void
     {
         TestHttpServer::start();
@@ -45,9 +42,9 @@ public static function setUpBeforeClass(): void
     public function provideBadResponseCodes(): iterable
     {
         // cURL does not understand codes below 200 properly.
-//        foreach (range(100, 199) as $badCode) {
-//            yield 'HTTP code ' . $badCode => [$badCode];
-//        }
+        //        foreach (range(100, 199) as $badCode) {
+        //            yield 'HTTP code ' . $badCode => [$badCode];
+        //        }
 
         foreach (range(300, 599) as $badCode) {
             yield 'HTTP code '.$badCode => [$badCode];
diff --git a/tests/unit/Http/Transport/Bridge/PsrHttpClient/PsrHttpClientTransportTest.php b/tests/unit/Http/Transport/Bridge/PsrHttpClient/PsrHttpClientTransportTest.php
index 73d97637..dc7fa204 100644
--- a/tests/unit/Http/Transport/Bridge/PsrHttpClient/PsrHttpClientTransportTest.php
+++ b/tests/unit/Http/Transport/Bridge/PsrHttpClient/PsrHttpClientTransportTest.php
@@ -62,9 +62,6 @@ final class PsrHttpClientTransportTest extends TestCase
      */
     private $streamFactoryMock;
 
-    /**
-     * {@inheritDoc}
-     */
     protected function setUp(): void
     {
         $this->transport = $this->createTransport();
diff --git a/tests/unit/Http/Transport/HeaderTest.php b/tests/unit/Http/Transport/HeaderTest.php
index 70abb5d5..c7217f4f 100644
--- a/tests/unit/Http/Transport/HeaderTest.php
+++ b/tests/unit/Http/Transport/HeaderTest.php
@@ -78,8 +78,6 @@ public function provideNonStringHeaders(): iterable
 
     /**
      * @dataProvider provideNonStringHeaders
-     *
-     * @param mixed $badHeader
      */
     public function testMergeCurlHeadersWithNonStringHeaders($badHeader): void
     {