What cache is and why your TV collects it
Cache is temporary data your TV stores to load apps and streaming services faster. When you open Netflix or YouTube, your TV saves small files — login information, thumbnails, playback history, settings — so it doesn't have to read them again the next time you open the app. This makes things snappier.
Over time, this cache can get corrupted or take up storage space, which sometimes causes apps to freeze, load slowly, or crash. Clearing it is one of the first troubleshooting steps when a streaming app stops working properly. It's safe to do — you won't lose your passwords or account information, because those are stored separately.
Key Takeaways
- Cache is temporary data your TV stores to speed up apps; clearing it won't delete your passwords or account logins.
- The steps differ depending on whether you have a Samsung, LG, Roku, Fire TV, or Android TV, because each uses a different operating system.
- Most TVs let you clear cache through Settings > Apps or Applications, then selecting the app and choosing "Clear Cache" or "Storage".
- If an app still doesn't work after clearing cache, the next step is usually to uninstall and reinstall the app itself.
How to clear cache on Roku TVs
On Roku, go to Settings (the gear icon on the home screen), then select Apps or Applications. Highlight the app that's giving you trouble and press the Options button (the star icon on your remote). You'll see a menu with options including Clear cache — select that and confirm.
If you don't see "Clear cache" as a separate option, look for Clear data or Storage instead. Some Roku models group these together. After you clear it, close the app completely and reopen it — this forces it to rebuild the cache fresh.
How to clear cache on Fire TV devices
Fire TV (Amazon's system) stores cache in the same place as app data. Go to Settings, then Applications, then Manage Installed Applications. Find the app you want to clear, select it, and choose Clear Cache. Some Fire TV models show this as Storage instead.
If the app still won't load after clearing cache, you can also select Force Stop from the same menu, which closes the app completely. Wait a few seconds, then open it again. This combination often fixes temporary glitches that cache clearing alone doesn't solve.
How to clear cache on Samsung and LG TVs
Samsung and LG TVs use their own operating systems, so the path is slightly different. On Samsung, go to Settings, then Apps, then System Apps. Find the app, select it, and look for Storage or Memory — you'll see options to clear cache and clear data separately. Select Clear Cache.
On LG, the path is Settings, then Apps, then App Manager. Select the app, then Storage, then Clear Cache. LG's interface is usually cleaner here — the option is more straightforward than on other brands.
How to clear cache on Android TV
Android TV (used by Sony, Philips, and some other brands) follows Google's system. Go to Settings, then Apps or Applications, then See all apps or Manage apps. Find the app you want, select it, then choose Storage. You'll see two buttons: Clear Cache and Clear Storage. Select only Clear Cache — don't touch "Clear Storage" unless you want to remove the app's login information too.
After clearing cache on Android TV, you may need to restart the app or even restart your TV for the change to take effect. If the app still doesn't work, you can then move to uninstalling and reinstalling it from the app store.
What to do if clearing cache doesn't fix the problem
If the app still freezes or crashes after clearing cache, the next step is usually to uninstall and reinstall the app. Go back to the same app menu, select the app, and choose Uninstall. Then go to your TV's app store (Google Play Store on Android TV, the Roku Channel Store on Roku, etc.) and read the app fresh.
If multiple apps are having problems, not just one, the issue might be your TV's overall storage or a software update that needs to restart. Restart your TV completely by unplugging it for 30 seconds, then plugging it back in. This clears temporary memory and often fixes widespread app issues.
When to clear cache on your whole TV
Most TVs also let you clear cache system-wide, not just for individual apps. This is useful if your TV feels sluggish overall or if you're troubleshooting a problem that affects multiple apps. On Roku, go to Settings > System > System Restart. On Fire TV, go to Settings > System > Reset to Factory Defaults — but only choose this if you're willing to set up your TV from scratch, because it erases everything.
A safer middle ground on most TVs is to straightforward restart the TV (unplug it for 30 seconds), which clears temporary memory without erasing your settings or app logins. This solves most performance issues and is worth trying before you clear cache on individual apps.
Frequently Asked Questions
Will clearing cache delete my passwords and login information?
No. Cache and login credentials are stored separately. Clearing cache removes only temporary files like thumbnails and playback history. Your passwords stay safe, and you'll still be logged into your apps after you clear cache.
How often should I clear my TV's cache?
Most people don't need to clear cache regularly. Do it only when an app stops working properly or your TV feels slow. If you find yourself clearing cache more than once a month, the real problem might be that your TV's storage is nearly full, and you may need to uninstall apps you don't use.
What's the difference between clearing cache and clearing data?
Clearing cache removes temporary files only. Clearing data removes everything the app has stored, including your login information, watch history, and settings. Always clear cache first; only clear data if cache clearing doesn't fix the problem and you're willing to log back in.
Do I need to restart my TV after clearing cache?
Not always, but it helps. Close the app completely after clearing cache, wait a few seconds, then reopen it. If the problem persists, restart your TV by unplugging it for 30 seconds. This gives the system a fresh start and often fixes issues that cache clearing alone doesn't solve.
Why does my streaming app keep crashing even after I clear cache?
Repeated crashes usually mean the app itself is corrupted or outdated. Try uninstalling the app completely, then reinstalling it from your TV's app store. If it still crashes after a fresh install, the problem might be your internet connection or your TV's storage running low.