diff --git a/Build/phpstan/Core12/phpstan-baseline.neon b/Build/phpstan/Core12/phpstan-baseline.neon
index 4bc67bfb..f5e3a203 100644
--- a/Build/phpstan/Core12/phpstan-baseline.neon
+++ b/Build/phpstan/Core12/phpstan-baseline.neon
@@ -5,16 +5,6 @@ parameters:
 			count: 1
 			path: ../../../Classes/Form/Item/SiteConfigSupportedLanguageItemsProcFunc.php
 
-		-
-			message: "#^Method WebVision\\\\Deepltranslate\\\\Core\\\\Hooks\\\\ButtonBarHook\\:\\:buildParamsArrayForListView\\(\\) return type has no value type specified in iterable type array\\.$#"
-			count: 1
-			path: ../../../Classes/Hooks/ButtonBarHook.php
-
-		-
-			message: "#^Parameter \\#1 \\$href of method TYPO3\\\\CMS\\\\Backend\\\\Template\\\\Components\\\\Buttons\\\\LinkButton\\:\\:setHref\\(\\) expects string, Psr\\\\Http\\\\Message\\\\UriInterface given\\.$#"
-			count: 1
-			path: ../../../Classes/Hooks/ButtonBarHook.php
-
 		-
 			message: "#^Method WebVision\\\\Deepltranslate\\\\Core\\\\Override\\\\Core12\\\\DatabaseRecordList\\:\\:makeLocalizationPanel\\(\\) has parameter \\$translations with no value type specified in iterable type array\\.$#"
 			count: 1
diff --git a/Classes/Access/AllowedGlossarySyncAccess.php b/Classes/Access/AllowedGlossarySyncAccess.php
deleted file mode 100644
index 4137869f..00000000
--- a/Classes/Access/AllowedGlossarySyncAccess.php
+++ /dev/null
@@ -1,30 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace WebVision\Deepltranslate\Core\Access;
-
-final class AllowedGlossarySyncAccess implements AccessItemInterface
-{
-    public const ALLOWED_GLOSSARY_SYNC = 'deepltranslate:allowedGlossarySync';
-
-    public function getIdentifier(): string
-    {
-        return 'allowedGlossarySync';
-    }
-
-    public function getTitle(): string
-    {
-        return 'LLL:EXT:deepltranslate_core/Resources/Private/Language/locallang.xlf:be_groups.deepltranslate_access.items.allowedGlossarySync.title';
-    }
-
-    public function getDescription(): string
-    {
-        return 'LLL:EXT:deepltranslate_core/Resources/Private/Language/locallang.xlf:be_groups.deepltranslate_access.items.allowedGlossarySync.description';
-    }
-
-    public function getIconIdentifier(): string
-    {
-        return 'deepl-logo';
-    }
-}
diff --git a/Classes/Hooks/ButtonBarHook.php b/Classes/Hooks/ButtonBarHook.php
deleted file mode 100644
index bb4b4ae7..00000000
--- a/Classes/Hooks/ButtonBarHook.php
+++ /dev/null
@@ -1,96 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace WebVision\Deepltranslate\Core\Hooks;
-
-use TYPO3\CMS\Backend\Routing\Exception\RouteNotFoundException;
-use TYPO3\CMS\Backend\Routing\UriBuilder;
-use TYPO3\CMS\Backend\Template\Components\ButtonBar;
-use TYPO3\CMS\Backend\Utility\BackendUtility;
-use TYPO3\CMS\Core\Authentication\BackendUserAuthentication;
-use TYPO3\CMS\Core\Domain\Repository\PageRepository;
-use TYPO3\CMS\Core\Imaging\Icon;
-use TYPO3\CMS\Core\Imaging\IconFactory;
-use TYPO3\CMS\Core\Utility\GeneralUtility;
-use TYPO3\CMS\Extbase\Utility\LocalizationUtility;
-use WebVision\Deepltranslate\Core\Access\AllowedGlossarySyncAccess;
-
-class ButtonBarHook
-{
-    /**
-     * @param array<int|string, mixed> $params
-     * @param ButtonBar $buttonBar
-     *
-     * @return array<int|string, mixed>
-     * @throws RouteNotFoundException
-     */
-    public function getButtons(array $params, ButtonBar $buttonBar): array
-    {
-        $buttons = $params['buttons'];
-        $queryParams = $GLOBALS['TYPO3_REQUEST']->getQueryParams();
-
-        if (!isset($queryParams['id']) || $queryParams['id'] === '0') {
-            return $buttons;
-        }
-
-        /** @var array{uid: int, doktype?: int, module?: string}|null $page */
-        $page = BackendUtility::getRecord(
-            'pages',
-            $queryParams['id'],
-            'uid,module,doktype'
-        );
-
-        if (
-            $page === null
-            || (int)($page['doktype'] ?? 0) !== PageRepository::DOKTYPE_SYSFOLDER
-            || ($page['module'] ?? '') !== 'glossary'
-        ) {
-            return $buttons;
-        }
-
-        if (!$this->getBackendUserAuthentication()->check('custom_options', AllowedGlossarySyncAccess::ALLOWED_GLOSSARY_SYNC)) {
-            return $buttons;
-        }
-
-        $parameters = $this->buildParamsArrayForListView((int)$page['uid']);
-        $title = (string)LocalizationUtility::translate(
-            'glossary.sync.button.all',
-            'DeepltranslateCore'
-        );
-        // Style button
-        $iconFactory = GeneralUtility::makeInstance(IconFactory::class);
-        $button = $buttonBar->makeLinkButton();
-        $button->setIcon($iconFactory->getIcon(
-            'apps-pagetree-folder-contains-glossary',
-            Icon::SIZE_SMALL
-        ));
-        $button->setTitle($title);
-        $button->setShowLabelText(true);
-
-        $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);
-        $uri = $uriBuilder->buildUriFromRoute(
-            'glossaryupdate',
-            $parameters
-        );
-        $button->setHref($uri);
-
-        // Register Button and position it
-        $buttons[ButtonBar::BUTTON_POSITION_LEFT][5][] = $button;
-
-        return $buttons;
-    }
-
-    private function buildParamsArrayForListView(int $id): array
-    {
-        return [
-            'uid' => $id,
-            'returnUrl' => $GLOBALS['TYPO3_REQUEST']->getAttribute('normalizedParams')->getRequestUri(),
-        ];
-    }
-
-    private function getBackendUserAuthentication(): BackendUserAuthentication
-    {
-        return $GLOBALS['BE_USER'];
-    }
-}
diff --git a/Resources/Private/Language/locallang.xlf b/Resources/Private/Language/locallang.xlf
index a037dc5c..5f9d8041 100644
--- a/Resources/Private/Language/locallang.xlf
+++ b/Resources/Private/Language/locallang.xlf
@@ -105,12 +105,6 @@
 			<trans-unit id="be_groups.deepltranslate_access.items.translateAllowed.description">
 				<source></source>
 			</trans-unit>
-			<trans-unit id="be_groups.deepltranslate_access.items.allowedGlossarySync.title">
-				<source>Allowed Glossary Sync</source>
-			</trans-unit>
-			<trans-unit id="be_groups.deepltranslate_access.items.allowedGlossarySync.description">
-				<source></source>
-			</trans-unit>
 
 			<!-- Widget -->
 			<trans-unit id="widgets.deepltranslate.widget.useswidget.title">
diff --git a/Tests/Unit/Access/AllowedGlossarySyncAccessTest.php b/Tests/Unit/Access/AllowedGlossarySyncAccessTest.php
deleted file mode 100644
index 9baab490..00000000
--- a/Tests/Unit/Access/AllowedGlossarySyncAccessTest.php
+++ /dev/null
@@ -1,51 +0,0 @@
-<?php
-
-declare(strict_types=1);
-
-namespace WebVision\Deepltranslate\Core\Tests\Unit\Access;
-
-use PHPUnit\Framework\Attributes\Test;
-use TYPO3\TestingFramework\Core\Unit\UnitTestCase;
-use WebVision\Deepltranslate\Core\Access\AccessItemInterface;
-use WebVision\Deepltranslate\Core\Access\AllowedGlossarySyncAccess;
-
-class AllowedGlossarySyncAccessTest extends UnitTestCase
-{
-    private AllowedGlossarySyncAccess $accessInstance;
-
-    protected function setUp(): void
-    {
-        parent::setUp();
-        $this->accessInstance = new AllowedGlossarySyncAccess();
-    }
-
-    #[Test]
-    public function hasInterfaceImplementation(): void
-    {
-        static::assertInstanceOf(AccessItemInterface::class, $this->accessInstance);
-    }
-
-    #[Test]
-    public function getIdentifier(): void
-    {
-        static::assertSame('allowedGlossarySync', $this->accessInstance->getIdentifier());
-    }
-
-    #[Test]
-    public function getTitle(): void
-    {
-        static::assertIsString($this->accessInstance->getTitle());
-    }
-
-    #[Test]
-    public function getDescription(): void
-    {
-        static::assertIsString($this->accessInstance->getDescription());
-    }
-
-    #[Test]
-    public function getIconIdentifier(): void
-    {
-        static::assertSame('deepl-logo', $this->accessInstance->getIconIdentifier());
-    }
-}
diff --git a/ext_localconf.php b/ext_localconf.php
index e3e7583b..daf82a17 100644
--- a/ext_localconf.php
+++ b/ext_localconf.php
@@ -56,5 +56,4 @@
 
     $accessRegistry = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\WebVision\Deepltranslate\Core\Access\AccessRegistry::class);
     $accessRegistry->addAccess((new \WebVision\Deepltranslate\Core\Access\AllowedTranslateAccess()));
-    $accessRegistry->addAccess((new \WebVision\Deepltranslate\Core\Access\AllowedGlossarySyncAccess()));
 })();