CNET también está disponible en español.
Don't show this again
You start the finger-registration process by tapping the Finger Scanner icon in the newly-redesigned Settings menu.
The Galaxy S5 lets you store three profiles. After tapping to get into the manager window, press the "+" sign to get started.
You'll swipe down 8 times to register your print, then set up a backup password in case you get locked out.
Make sure you select "fingerprints" as the screen lock setting.
Most of the time, the scan worked for me, but it's important to swipe down vertically from top to bottom -- or you'll get a misread.