Getting started 27Select3 Set.The brightness level of the display will affect howquickly the device consumes battery power.› Lock your deviceYou can lock your device by activating the devicepassword.In Menu mode, select1 Settings → Security.Select2 Phone lock.Enter a new 4- to 8-digit password and select3 Done.Enter the new password again and select4 Done.The first time you access a menu that requires apassword, you will be prompted to create andconfirm a password.To switch to another profile, select the check box next tothe profile and then Set.› Select a wallpaper for the idle screenIn Menu mode, select1 Settings → Display and light→ Wallpaper.Select an image.2 To select an image from the image folder, select thefolder.Select3 Set → Set.Samsung is not responsible for any use of defaultimages or wallpapers provided on your device.Adjust the brightness of the display› In Menu mode, select1 Settings → Display and light.Drag the slider under2 Brightness to adjust the level ofbrightness.