How to Clear Cache on Windows 11 Safely

Clearing cache on Windows 11 can free storage space and remove temporary data that may be causing a specific app or website to behave strangely. Cache is data saved to help Windows, apps, and browsers load content faster; it is not usually harmful, and clearing it may mean some content takes longer to load the next time.

Before you start, save open work and close apps you are not using. Windows menus can differ slightly by version. The safest approach is to review each category and delete only files you recognize as temporary; do not assume that every item labeled as a file is disposable.

What You’ll Need

A Windows 11 PC and access to its Settings app.
A few minutes to review file categories before removal.
Optional: access to the browser or app whose cache you want to clear.

Step-by-Step

Open Storage settings. Select Start, open Settings, then choose System > Storage. The menu path may differ slightly by Windows version. Wait for Windows to calculate how storage is being used.
Inspect Temporary files. Select Temporary files. Windows displays categories it considers removable, which may include temporary system files, thumbnails, delivery optimization files, and recycle bin contents. Read the descriptions and select only categories you are comfortable deleting.
Protect your Downloads folder. Downloads may appear as a selectable category. Leave it unchecked unless you have reviewed the folder and are certain you no longer need its contents. Deleting this category can remove personal files, not just temporary web downloads.
Check the Recycle Bin option. If you select this category, items in the Recycle Bin are permanently removed rather than simply moved there. Restore anything you might need before proceeding.
Remove the selected files. After reviewing the selections, choose Remove files and confirm if prompted. Keep the PC powered on while Windows works. The time required varies with the amount and type of data.
Use Storage Sense if you want automation. In Settings > System > Storage, open Storage Sense and turn it on if you want Windows to clean certain temporary files automatically. Review its options, including how it handles the Recycle Bin and Downloads, before enabling a schedule or cleanup rule. The available controls may vary slightly by version.
Clear a browser’s cache separately. Windows Temporary files does not necessarily clear every browser’s saved website data. Open the browser’s settings and look for Privacy, browsing data, or clear browsing data. Choose cached images and files, set an appropriate time range, and confirm. Menu names differ between browsers and versions.
Restart or reopen the affected app. If you cleared cache to address a problem, close and reopen that app or browser. Restart Windows if the issue persists or if Windows indicates a restart is needed.

For an app-specific issue, use the app’s own cache or storage controls where available. Windows also offers a repair option for some installed apps under Settings > Apps > Installed apps: open the app’s menu and choose Advanced options, then try Repair if shown. Repair is not the same as clearing cache, and available choices vary. Avoid Reset unless you understand that it may erase app data or preferences.

Common Mistakes

Selecting every category without reading it: Temporary files is a general heading, but the list can include personal downloads or files in the Recycle Bin. Check each item before removal.
Expecting one cleanup to clear every cache: Windows storage cleanup, browser cache, and app-specific cached data are separate. A browser may retain its cache until you clear it in that browser.
Confusing cache with saved passwords or cookies: Browser cleanup tools often offer several kinds of data. Select cached images and files if that is your goal; clearing cookies or saved sign-in data may sign you out or change site preferences.
Deleting unfamiliar folders manually: Do not remove files from Windows system folders just because their names look temporary. Use Windows settings or the relevant app’s supported cleanup controls.
Assuming cache clearing fixes every slowdown: Cache is only one possible cause. Low free space, startup apps, updates, or a particular program may also contribute.

Tips

Use Settings > System > Storage to check what is occupying space before cleaning. This helps you target the relevant category instead of deleting files indiscriminately.
Clear browser cache when a page displays outdated content or a site is misbehaving, rather than routinely removing it without a reason.
Expect websites and apps to rebuild some cached data after cleanup. The first launch or page load may be slower, and this is usually temporary.
Keep important files backed up. Cache cleanup is not a substitute for organizing personal files or maintaining a backup.
If Storage Sense is enabled, review its rules from time to time so automatic cleanup does not remove files you intended to keep.

Troubleshooting

Temporary files will not delete: Close open apps and try again. Some files are in use and cannot be removed while a program is running. Restart Windows, return to Storage settings, and retry. If Windows reports that a cleanup is still in progress, allow it to finish before starting another.

There is no Temporary files option or the list looks different: Confirm that you are in Settings > System > Storage, then allow the storage scan to complete. Labels and categories can vary by Windows version and device. Use the descriptions shown on your PC rather than relying on a category list from another version.

Storage space did not increase much: Cache may have been a small part of the used space, or Windows may still be calculating. Check Storage again after the cleanup completes. Review the storage breakdown to identify large files or apps; do not delete system files manually to chase a larger result.

A browser still shows old content: Make sure you cleared cached images and files in the correct browser and chose a time range that includes the issue. Close and reopen the browser, then reload the page. If only one site is affected, its own sign-in state or stored site data may matter; avoid removing cookies unless you accept being signed out.

An app still has the same problem: Restart the app and Windows. Check whether the app provides a cache-clearing option or a Repair control in Windows settings. If the problem continues, use the app maker’s support instructions rather than deleting unknown folders.

Frequently Asked Questions

Is it safe to clear cache on Windows 11?

It is generally safe to remove clearly identified temporary files using Windows settings. Review categories first, especially Downloads and Recycle Bin, because those can contain personal files you may want to keep.

Will clearing cache delete my documents or photos?

Ordinary temporary-file cleanup is not intended to remove personal documents or photos. However, selecting Downloads or emptying the Recycle Bin can remove personal files, so inspect those locations and options first.

Does clearing cache remove saved passwords?

Not when you select only cached images and files. Browser cleanup menus may also offer passwords, cookies, and other data, so check the selected boxes before confirming.

How often should I clear cache?

There is no required schedule. Clear it when you need storage space or are troubleshooting a specific app or website; otherwise, Windows and browsers can manage cached data as needed.

Why is my PC slower after clearing cache?

Apps and websites may need to download or rebuild cached content again, making the first use slower. Performance often returns to normal after that data is recreated.

Further reading: Microsoft 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.