How do you delete all pictures off a Samsung Galaxy 3?

Answer 1

You can use MobiKin Eraser for Android to delete all pictures from your Samsung Galaxy 3 securely:

Launch MobiKin Eraser for Android on your computer and connect your Galaxy 3 via USB.

Enable USB debugging when prompted.

Once detected, click "Erase" and choose a security level.

Confirm and start the erasing process to permanently delete all photos.

This ensures your pictures are completely unrecoverable.

Answer 2

To delete multiple or all pictures from a Samsung galaxy S3 at a time, hold your finger on the thumbnail, and when the check-marks appear, choose the one s to delete, and pick on delete.