How to Clear Cache on a Galaxy Phone

What You’ll Need

Your Galaxy phone and access to its Settings app.
A moment to identify which app is having trouble. Clearing cache is usually done for an individual app, not all apps at once.

You do not need a separate cleaning app, a computer, or a special code. Samsung’s menus can differ slightly by phone model, Android version, and software configuration, so the labels or order may vary. If a path below does not match your screen, use the Settings search field and search for “Apps” or the app’s name.

Step-by-Step

Open Settings. Swipe down from the top of the screen and tap the gear icon. You can also find Settings in the Apps screen. The phone does not need to be connected to Wi-Fi for this task.
Open the app list. In Settings, tap Apps. If you cannot see it, use the search icon or search field in Settings and enter “Apps.” The menu path may differ slightly by version.
Choose the app. Scroll through the list, or tap the magnifying glass and type the app’s name. Select the exact app whose temporary files you want to remove. For example, if one game or streaming app is behaving oddly, clear that app’s cache rather than selecting unrelated apps.
Open its storage details. On the app information screen, tap Storage or, on some versions, Storage usage. Check that the app name at the top is the one you intended to select.
Tap Clear cache. The screen typically shows how much space the app uses and separate controls for clearing its cache and data. Tap Clear cache. The cached amount may immediately fall to zero or a smaller number; some apps can recreate temporary files as soon as you use them again.
Reopen the app and check it. Return to the Home screen and launch the app. It may take a little longer to load the first time while it rebuilds temporary files. Check whether the original problem is resolved before clearing anything else.
Repeat only if needed. If another specific app has a separate issue, follow the same steps for that app. There usually is not a single standard button in Settings that safely clears every app’s cache at once. Avoid tapping Clear data just to clear cached files.

Clearing an app’s cache removes temporary data such as image thumbnails or files kept to speed up loading. It is not the same as clearing browsing history, deleting downloads, or removing your account. The exact contents of a cache depend on the app, and temporary files may be created again during normal use.

Common Mistakes

Tapping Clear data instead. Clear data, sometimes called Clear storage, is a different action. It can reset the app, remove locally stored settings or files, and sign you out. Do not use it unless you understand what that particular app stores and are prepared to set it up again.
Expecting cache clearing to delete personal files. It is not a way to remove photos, messages, downloads, or account information. Use the relevant app’s own controls when you want to manage those items.
Clearing every app routinely. Cache files are generally there to help apps load efficiently. Removing them without a reason can make apps rebuild files and load more slowly at first; it is not a necessary regular maintenance chore.
Assuming the menu is identical on all Galaxy phones. Settings names and placement vary. Look for the app’s information page and its Storage screen, or search within Settings rather than guessing at a different control.
Using an unfamiliar cleaner app. A third-party cleaner is not required for this process. Avoid granting broad access or installing an app simply because it claims to clear all cache; use the phone’s built-in controls where possible.

Tips

Target the app with the problem. Clearing the cache of one app is a focused first step if it is slow, displays stale content, or is not working as expected. It may not solve problems caused by a service outage, weak connection, or an app defect.
Know what happens after clearing. Cached images or other temporary content may need to download again. Use the app normally and allow it to load; the cache can grow again over time.
Restart only if useful. A restart is not required to clear cache. If the app still misbehaves afterward, restarting the phone can be a separate, simple troubleshooting step.
Check the available storage number. On the app’s Storage screen, compare cache with the app’s other storage. If cache is small, clearing it is unlikely to make a noticeable difference to total free space.
Protect important app data. Before considering Clear data, check the app’s backup or sync settings and confirm that important information is saved where you expect it. Cache clearing itself is normally the lower-risk option.

Troubleshooting

You cannot find Storage: Confirm you opened the app’s information page from Settings > Apps, not the app itself. The label may be Storage usage or be further down the page. Search Settings for the app name, open its App info result, and look again.

The Clear cache button is missing or unavailable: Some apps have little or no cache at that moment, and menu layouts vary. Check that you selected the right app and opened its storage details. If the cache amount is already zero, there may be nothing to clear.

The app is still slow or faulty: Close and reopen it, check that the phone has a working connection if the app requires one, and restart the phone if appropriate. Check the Galaxy Store or Google Play for an app update. If the issue affects only one app, consult that app’s support instructions before considering Clear data or reinstalling it.

Storage did not increase: Cached files can be small, and an app may recreate some immediately. Clearing cache does not remove the app itself, its downloads, or its personal files. Review the phone’s storage categories and the app’s own download-management options if you need to free space.

You tapped Clear data by mistake: Reopen the app and see whether it asks you to sign in or complete setup. Check the app’s own account, cloud sync, or backup options for restoring saved information. Do not assume every app’s local data can be recovered; recovery depends on that app’s design and what was previously synced.

Frequently Asked Questions

Will clearing cache delete my photos or messages?

Clearing cache for an app normally removes its temporary files, not photos or messages saved elsewhere on the phone. Avoid Clear data, which can remove information stored by the app itself.

Will I be signed out of the app?

Clearing cache alone normally does not sign you out. Clearing data or storage may reset the app and require you to sign in again.

How often should I clear cache?

There is no required schedule. Clear an individual app’s cache when troubleshooting a problem or when its cache is unusually large and you want to see whether removing it helps.

Can I clear the cache for every app at once?

Galaxy Settings generally provides cache controls from each app’s information and storage screens, rather than one universal clear-all-cache button. Be cautious of tools that promise a one-tap cleanup and request unnecessary permissions.

Does clearing cache make my Galaxy phone faster?

It can help if a particular app’s temporary files are contributing to a problem, but it is not a general speed boost. Apps may take longer to load briefly while they rebuild cached files.

Further reading: Samsung 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.