Does Clearing Cache Help?
Clearing cache can help fix certain problems like outdated content, some app glitches, or freeing up storage space. However, it is not a universal fix and may actually slow things down temporarily since cached data must be re-downloaded. Clear cache for specific troubleshooting, not as routine maintenance.
Key Takeaways
- Cache is temporary data stored locally to speed up access to frequently used content.
- Clearing browser cache logs you out of websites and removes some preferences.
- App cache and data are different; clearing data is more aggressive and may delete settings.
Explanation
Cache is temporary data stored locally to speed up access to frequently used content. Web browsers cache images and files, apps cache data for quick loading, and systems cache frequently accessed information. This makes repeat access much faster.
Clearing cache forces fresh data to be downloaded, which can fix issues with outdated or corrupted cached content. It is helpful when a website shows old information, an app misbehaves, or you need to free storage space. However, the next use will be slower.
Routine cache clearing is generally unnecessary on modern devices. Operating systems manage cache intelligently, automatically clearing old data when space is needed. Constant cache clearing may actually reduce performance by eliminating beneficial cached data.
Things to Know
- Clearing browser cache logs you out of websites and removes some preferences.
- App cache and data are different; clearing data is more aggressive and may delete settings.
- Developers often need to clear cache when testing website changes.