slightly blurry laptop keyboard with F1, F2, F3 visible along with numbers 1, 2, 3, 4 and also several letters visible
A laptop keyboard is displayed, the number 3 and the letter F are visible.
a keyboard that has the number 3 on it
A laptop keyboard is out of focus except for the E, R and F keys.
the F1 key is visible with a blue light lit above the keyboard.