diff --git i/src/common/types.ts w/src/common/types.ts
index 1e6f8172..7e8e8b22 100644
--- i/src/common/types.ts
+++ w/src/common/types.ts
@@ -84,7 +84,6 @@ export interface Config {
   captureFrameQuality: number,
   captureFrameFileNameFormat: 'timestamp' | 'index',
   enableNativeHevc: boolean,
-  enableUpdateCheck: boolean,
   cleanupChoices: {
     trashTmpFiles: boolean, askForCleanup: boolean, closeFile: boolean, cleanupAfterExport?: boolean | undefined,
   },
diff --git i/src/main/configStore.ts w/src/main/configStore.ts
index 3a80d2aa..b95546a9 100644
--- i/src/main/configStore.ts
+++ w/src/main/configStore.ts
@@ -154,7 +154,6 @@ const defaults: Config = {
   captureFrameQuality: 0.95,
   captureFrameFileNameFormat: 'timestamp',
   enableNativeHevc: true,
-  enableUpdateCheck: true,
   cleanupChoices: {
     trashTmpFiles: true, askForCleanup: true, closeFile: true, cleanupAfterExport: false,
   },
diff --git i/src/main/index.ts w/src/main/index.ts
index 9144ddae..9b23f6ea 100644
--- i/src/main/index.ts
+++ w/src/main/index.ts
@@ -30,7 +30,6 @@ import HttpServer from './httpServer.js';
 import isDev from './isDev.js';
 import isStoreBuild from './isStoreBuild.js';
 import { getAboutPanelOptions } from './aboutPanel.js';
-import { checkNewVersion } from './updateChecker.js';
 import * as i18nCommon from './i18nCommon.js';
 import './i18n.js';
 import type { ApiActionRequest } from '../common/types.js';
@@ -371,14 +370,6 @@ async function init() {
     createWindow();
     // will also updateMenu and set about panel options
     await changeLanguage(language);
-
-    const enableUpdateCheck = configStore.get('enableUpdateCheck');
-
-    if (!disableNetworking && enableUpdateCheck && !isStoreBuild) {
-      newVersion = await checkNewVersion();
-      // newVersion = '1.2.3';
-      if (newVersion) updateMenu();
-    }
   } catch (err) {
     logger.error('Failed to initialize', err);
   }
diff --git i/src/renderer/src/components/Settings.tsx w/src/renderer/src/components/Settings.tsx
index b91b562e..36f779db 100644
--- i/src/renderer/src/components/Settings.tsx
+++ w/src/renderer/src/components/Settings.tsx
@@ -76,7 +76,7 @@ function Settings({
 }) {
   const { t } = useTranslation();
 
-  const { customOutDir, changeOutDir, keyframeCut, toggleKeyframeCut, timecodeFormat, setTimecodeFormat, invertCutSegments, setInvertCutSegments, askBeforeClose, setAskBeforeClose, enableImportChapters, setEnableImportChapters, enableAskForFileOpenAction, setEnableAskForFileOpenAction, autoSaveProjectFile, setAutoSaveProjectFile, invertTimelineScroll, setInvertTimelineScroll, language, setLanguage, hideNotifications, setHideNotifications, hideOsNotifications, setHideOsNotifications, autoLoadTimecode, setAutoLoadTimecode, enableAutoHtml5ify, setEnableAutoHtml5ify, customFfPath, setCustomFfPath, storeProjectInWorkingDir, mouseWheelZoomModifierKey, setMouseWheelZoomModifierKey, mouseWheelFrameSeekModifierKey, setMouseWheelFrameSeekModifierKey, mouseWheelKeyframeSeekModifierKey, setMouseWheelKeyframeSeekModifierKey, segmentMouseModifierKey, setSegmentMouseModifierKey, captureFrameMethod, setCaptureFrameMethod, captureFrameQuality, setCaptureFrameQuality, captureFrameFileNameFormat, setCaptureFrameFileNameFormat, enableNativeHevc, setEnableNativeHevc, enableUpdateCheck, setEnableUpdateCheck, allowMultipleInstances, setAllowMultipleInstances, preferStrongColors, setPreferStrongColors, treatInputFileModifiedTimeAsStart, setTreatInputFileModifiedTimeAsStart, treatOutputFileModifiedTimeAsStart, setTreatOutputFileModifiedTimeAsStart, exportConfirmEnabled, toggleExportConfirmEnabled, storeWindowBounds, setStoreWindowBounds, reducedMotion, setReducedMotion } = useUserSettings();
+  const { customOutDir, changeOutDir, keyframeCut, toggleKeyframeCut, timecodeFormat, setTimecodeFormat, invertCutSegments, setInvertCutSegments, askBeforeClose, setAskBeforeClose, enableImportChapters, setEnableImportChapters, enableAskForFileOpenAction, setEnableAskForFileOpenAction, autoSaveProjectFile, setAutoSaveProjectFile, invertTimelineScroll, setInvertTimelineScroll, language, setLanguage, hideNotifications, setHideNotifications, hideOsNotifications, setHideOsNotifications, autoLoadTimecode, setAutoLoadTimecode, enableAutoHtml5ify, setEnableAutoHtml5ify, customFfPath, setCustomFfPath, storeProjectInWorkingDir, mouseWheelZoomModifierKey, setMouseWheelZoomModifierKey, mouseWheelFrameSeekModifierKey, setMouseWheelFrameSeekModifierKey, mouseWheelKeyframeSeekModifierKey, setMouseWheelKeyframeSeekModifierKey, segmentMouseModifierKey, setSegmentMouseModifierKey, captureFrameMethod, setCaptureFrameMethod, captureFrameQuality, setCaptureFrameQuality, captureFrameFileNameFormat, setCaptureFrameFileNameFormat, enableNativeHevc, setEnableNativeHevc, allowMultipleInstances, setAllowMultipleInstances, preferStrongColors, setPreferStrongColors, treatInputFileModifiedTimeAsStart, setTreatInputFileModifiedTimeAsStart, treatOutputFileModifiedTimeAsStart, setTreatOutputFileModifiedTimeAsStart, exportConfirmEnabled, toggleExportConfirmEnabled, storeWindowBounds, setStoreWindowBounds, reducedMotion, setReducedMotion } = useUserSettings();
 
   const onLangChange = useCallback<ChangeEventHandler<HTMLSelectElement>>((e) => {
     const { value } = e.target;
@@ -204,7 +204,7 @@ function Settings({
           <Row>
             <KeyCell>{t('Check for updates on startup?')}</KeyCell>
             <td>
-              <Switch checked={enableUpdateCheck} onCheckedChange={setEnableUpdateCheck} />
+              (always disabled in nixpkgs build)
             </td>
           </Row>
         )}
diff --git i/src/renderer/src/hooks/useUserSettingsRoot.ts w/src/renderer/src/hooks/useUserSettingsRoot.ts
index 4f8b8e0a..e67b1cd0 100644
--- i/src/renderer/src/hooks/useUserSettingsRoot.ts
+++ w/src/renderer/src/hooks/useUserSettingsRoot.ts
@@ -166,8 +166,6 @@ export default function useUserSettingsRoot() {
   useEffect(() => safeSetConfig({ captureFrameFileNameFormat }), [captureFrameFileNameFormat]);
   const [enableNativeHevc, setEnableNativeHevc] = useState(safeGetConfigInitial('enableNativeHevc'));
   useEffect(() => safeSetConfig({ enableNativeHevc }), [enableNativeHevc]);
-  const [enableUpdateCheck, setEnableUpdateCheck] = useState(safeGetConfigInitial('enableUpdateCheck'));
-  useEffect(() => safeSetConfig({ enableUpdateCheck }), [enableUpdateCheck]);
   const [cleanupChoices, setCleanupChoices] = useState(safeGetConfigInitial('cleanupChoices'));
   useEffect(() => safeSetConfig({ cleanupChoices }), [cleanupChoices]);
   const [allowMultipleInstances, setAllowMultipleInstances] = useState(safeGetConfigInitial('allowMultipleInstances'));
@@ -280,7 +278,6 @@ export default function useUserSettingsRoot() {
     captureFrameQuality,
     captureFrameFileNameFormat,
     enableNativeHevc,
-    enableUpdateCheck,
     cleanupChoices,
     allowMultipleInstances,
     darkMode,
@@ -356,7 +353,6 @@ export default function useUserSettingsRoot() {
     setCaptureFrameQuality,
     setCaptureFrameFileNameFormat,
     setEnableNativeHevc,
-    setEnableUpdateCheck,
     setCleanupChoices,
     setAllowMultipleInstances,
     toggleDarkMode,