Capture Screenshot on Samsung Galaxy Y Step 1: Press and hold Home key (Count 1) followed by Power key after a second (Count 2). Step 2: Release Power key (Count 3) followed by Home key after a second (Count 4). NOTE: Task Manager window will pop-up if you did this incorrectly. Screenshots will be saved automatically to Gallery. You can check it under ‘ScreenCapture’ sub-folder. The default image file format is PNG.