How to Clear Cache on an LG TV

Clearing cached or temporary data can help when an app is slow, freezes, or displays outdated content. LG TV menus and app options vary by model, webOS version, and app, so a setting shown on one television may not appear on another. You do not need a special tool or paid cleaner. Before you begin, note your Wi-Fi password if you might later choose to reset the TV; a reset is not normally needed just to refresh an app.

What You’ll Need

Your LG TV remote, including its Home and Settings buttons.
A few minutes to close apps and restart the TV.
If clearing browser data, access to the TV’s web browser and its settings.
Your Wi-Fi password only if you plan to reconnect the TV after a reset or power interruption.

Step-by-Step

Identify what is slow. Try more than one app, if possible. If only the web browser is sluggish, clear its browsing data. If one streaming app has trouble, focus on closing or reinstalling that app. If the whole TV is unresponsive, start with a restart.
Close the app you are using. Press the Home button to return to the home screen, then reopen the app. On some models, pressing and holding the Home button opens an app switcher; if yours does, select the app and close it. The exact controls differ, so use the options shown on your screen rather than assuming every LG TV has the same task manager.
Clear browser data, if the browser is the problem. Open the web browser from the home screen. Open its menu or Settings, then look for options such as Clear Browsing Data, Delete Browsing Data, or Clear Cache. Select the data types you want to remove and confirm. Menu names and locations may differ slightly by version. Clearing cookies or site data can sign you out of websites and remove saved preferences; clearing history alone may not remove cached files.
Check for an app-specific option. Open the affected app’s settings and look for a clear-cache or storage option. Use it only if the app itself provides it. Many TV apps do not expose a cache control, and an option available on a phone or computer may not exist on the TV version.
Restart the TV fully. Exit the app and turn off the TV. If the TV has a Quick Start or similar standby feature, temporarily disabling it may help ensure a fuller restart; the setting name and location vary by model, so check the TV’s Settings menu or online manual. Then unplug the TV from the wall outlet, wait about one minute, plug it back in, and turn it on. Avoid pulling the plug while the TV is updating.
Test the app again. Launch the problem app and check whether it loads and plays normally. A restart refreshes the TV’s current session, but it does not necessarily erase every stored app file. If the problem remains, continue with the troubleshooting steps below.
Update or reinstall only the affected app. Check the TV’s app store for an available update. If there is no useful cache control and the app continues to fail, uninstall and reinstall it if your model permits. Reinstallation may remove the app’s local settings and require you to sign in again; make sure you know your account login first.

Menu paths change across LG models and software versions. If a direction does not match your screen, use the Settings search or consult the manual for your exact model. There is no need to hunt for a hidden universal cache folder: webOS does not provide a single cache-clearing control that works for every app.

Common Mistakes

Expecting one system-wide cache button: LG TVs generally do not have a universal option that clears all app caches at once. Browser data and app data are managed separately.
Confusing history with cache: Deleting browsing history may not remove cached images or site data. Check the browser’s choices and select the relevant data type.
Using a factory reset too soon: A factory reset can remove account details, installed apps, preferences, and network settings. It is a broad troubleshooting measure, not a routine cache-clearing method.
Unplugging during an update: Wait until any software update is complete before disconnecting power. Interrupting an update can cause additional problems.
Assuming every app works the same way: App settings and storage controls vary. Do not follow instructions for a phone app as if they must apply to its TV version.

Tips

Start with the least disruptive actions: close and reopen the app, restart the TV, and then check for updates.
If only one app is affected while other apps work, focus on that app or its service rather than repeatedly clearing browser data.
Keep the TV’s software and apps up to date using the update options available in Settings and the app store. Menu paths may differ slightly by version.
When clearing browser cookies or site data, expect some websites to ask you to sign in again.
Record the exact error message before changing settings. It can help distinguish an app problem from a network or account issue.

Troubleshooting

The clear-data option is missing: The browser or app may not provide a manual cache control on your model. Close the app and restart the TV instead, then check for updates. Do not install unknown cleaner apps or follow instructions that require changing hidden service settings.

The TV does not restart completely: If it returns to the same frozen screen, use the remote’s power button, wait for the TV to turn off, and try the unplug-and-wait method when no update is running. If the TV still will not respond, consult the model’s manual or LG support rather than repeatedly disconnecting power.

An app is still slow after restarting: Check whether other apps can connect. If they can, update or reinstall the affected app, then sign in again. If several apps fail, restart your router and check that the TV is connected to the internet.

You are considering a factory reset: Try app-specific steps and updates first. A reset erases settings and may require you to set up the TV again. If you decide it is necessary, find the reset option in your model’s Settings menu, read the on-screen warning, and make sure you have account and Wi-Fi details available. The menu path may differ slightly by version.

Frequently Asked Questions

Can I clear the cache on an LG TV without resetting it?

Yes. Restarting the TV, clearing browser data, or using an app’s own clear-cache option can refresh data without a factory reset. The available options depend on the model, software, and app.

Does unplugging an LG TV clear its cache?

Unplugging the TV briefly can force a fuller restart and refresh the current session. It does not guarantee that all saved app data or browser information will be erased.

Will clearing cache delete my apps or accounts?

Clearing browser cache alone usually does not remove installed apps. Deleting cookies or site data can sign you out of websites, while uninstalling an app or resetting the TV can remove settings and require sign-in again.

How often should I clear the cache?

There is no fixed schedule. Try it when an app or browser is misbehaving; routine clearing is not required if the TV works normally.

Why is my LG TV slow even after clearing data?

The cause may be the app, network connection, software, or a service outage rather than stored cache. Test another app, check the connection, and update or reinstall the affected app before considering a reset.

Is a factory reset the same as clearing cache?

No. A factory reset returns the TV to its initial setup state and removes many settings and stored details. Cache clearing is narrower, when the relevant app or browser offers it.

Further reading: LG Support. Details can change, so check the official page for anything that matters to you. Spotted a mistake? Tell us. How we write an answer.