To select large groups of photos, you have to enter into the Select Mode.

The Select Mode is accessible through 2 ways:

  • Either by clicking on the Select button on the Header
  • Or by long-clicking on a photo
Once you are in the Select Mode, you can
  • Select photos and videos one by one, 
  • Select them all by clicking on the more button (the 3 dots) and "Select All"
  • Swipe them to select a large number of them quickly