Can I delete Android data files?

There are lots of free file explorers for Android, including Google’s own excellent Files app. Select the item in your file explorer, then either tap the trash button or press the three-dot menu and choose Delete. Confirm you understand deletion can’t be undone and tap Delete again.

What happens if I delete android Data folder?

If that data folder is deleted, it is likely that your apps will no longer work and you will have to reinstall all of them. If they do work, it is likely that all the data they have collected will be lost. If you delete it, the phone will probably function OK.