- Close apps that don't respond. Android manages the memory that apps use. You don't usually need to close apps. ...
- Uninstall apps you don't use. If you uninstall an app and need it later, you can download it again. ...
- Clear the app's cache & data. You can usually clear an app's cache and data through your phone's Settings app.
What happens when your storage is full?
When your phone storage is full, it basically means your device is clogged with large files — videos, photos, apps and the like. The culprit could also be memory-hogging junk files… yes, on your smartphone.
Why is my phone storage full even after deleting?
Empty Android's cached files
If you've deleted all the files you don't need and you're still receiving the “insufficient storage available” error message, you need to clear out Android's cache.