If an unauthorized person accessed these files, they might be able to use them to obtain private details. Web pages cached in your browser may contain sensitive information.

In theory, old cache files can pose security and privacy threats.

Deleting faulty cache files can solve these issues.

When this happens, apps may run into performance problems. Sometimes, old cache files can become corrupted.If your device is so low on space that you need to clear the cache regularly, it's probably time to upgrade to a new phone with enough storage for your needs.

But this is a temporary fix, since new cache files are created all the time as you use apps. In the short term, clearing cache helps you save storage space on your phone.Here are a few ways that clearing the cache on Android can be helpful: However, it's sometimes useful to manually remove cache files from your Android phone. Without cached data, your device would have to reload common images and other elements every time you accessed them, which is inefficient.Ĭache files are important, and you typically don't need to mess with them. Websites, apps, and games all make use of cache files to offer you a smoother experience.Ĭache isn't only used by your Android phone-it's also a function of desktop browsers and other software. In many cases, once an app decides the stored temporary information is no longer useful, it discards the accompanying cache files. Google Chrome might cache a large image on a website that you visit regularly, so it doesn't have to download the image every time you open the page.Ī cache file is only useful to the associated program Spotify has no use for Instagram's cache, for example.

For example, Spotify might cache your most frequently used playlists so it doesn't have to load the full song lists from scratch each time you open them. Your phone uses the temporary data stored in cache files to quickly recall associated information when you open an app.

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