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I couldn't find any specs for yours, so I'll keep this general. (Unplug the router, and wait approximately one minute before reconnecting the power.Different 4K TVs have different capabilities. Refer to the instructions on the webpage How to update the Play Store & apps on Android - Google Play Help.Select Quick setting → Settings → Apps → See all apps → Show system apps → Google Play Store.The steps will depend on your TV menu options: Note: For manual installation, refer to the following: Install the latest apps for Android System WebView and Chromecast built-in from Google Play Store.After uninstalling the updates, reset the TV.If Uninstall updates is shown, select Uninstall updates and OK.If Uninstall updates is not shown, proceed to step 9.Select Android System WebView and Chromecast built-in, then check if Uninstall updates is shown.Select Apps → See all apps → Show system apps.The next steps will depend on your TV menu options:.Uninstall updates for Android System WebView and Chromecast built-in app.Note: For how to update, refer to the article How to perform a software update
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Note: For a mobile device, temporarily turn off the mobile device and wait approximately one minute before turning it back on. Note: For how to reset the TV, refer to the article How to restart (reset) a Google TV or Android TV™? For Cast function apps, refer to the webpage Chromecast built-in - Apps.Do the same for Android System WebView and Chromecast built-in as well.Select Apps → Cast function apps → Clear data → OK.Select Apps → See all apps → Show system apps → Cast function apps → Clear data → OK.
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The next steps will depend on your TV menu options: Notes:.If the remote control does not have a Quick Settings ( or ) button, press the HOME button and select Settings.If the remote control has a Quick Settings ( or ) button, press the Quick Settings button and select Settings.Make sure the Chromecast built-in or Google Cast Receiver app is not disabled.Note: To set the date and time of the TV, refer to the article How to adjust the date and time on the TV.
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