Capture a Screenshot - HTC One M9

To capture a screenshot, simultaneously press and hold the Power button (located on the right edge; first button from the bottom) and the Volume down button (located on the right edge; second button from the bottom).
Note To view the screenshot, navigate: Apps icon Apps icon > Gallery.
Note If Gallery is unavailable, tap the Dropdown menu Applications dropdown menu icon (located in the upper-left) then select Alphabetical. If still unavailable, refer to Manage App Icons.