- On your Android device, open Files by Google .
- Under 'Storage Devices', tap Internal storage or Storage device.
- Select an option below:
- If you're on grid view :
- Press and hold the file.
- Tap More .
- If you're on List view : Next to the file, tap More .
- If you're on grid view :
- Tap Rename.
- Enter a new name.
- Tap OK.