The keyboard may have a function lock (F-Lock) key which is not turned on. Enable the F-Lock key on the keyboard. Some keyboard have a secondary “lock” function on the Esc key. Press Fn-Esc to toggle on the Fn-Lock.
The keyboard may have a function lock (F-Lock) key which is not turned on. Enable the F-Lock key on the keyboard. Some keyboard have a secondary “lock” function on the Esc key. Press Fn-Esc to toggle on the Fn-Lock.