Does not work for me. After a few seconds reverts to apps.

Tap and hold on the picture. Options should appear. Tap delete. If you're viewing the photo full screen, there should be a delete icon (trash bin) on the upper right hand side of the screen.

How do I delete photos from gallery ?

How do I delete pictures from gallery when I take a picture it tells me gallery is full and to delete some downloads pictures etc...please

How do I delete pictures on the samsung gt-s7560m