Function Keys Don't Work on Macbook air
I cannot anymore control the lightness (F1, F2) and volume (F10, F11, F12) from function keyboard.
What happened?
What could I do?
MacBook Air 13″, macOS 10.14
Question marked as
nicco23 Said:
"Function Keys Don't Work on Macbook air: I cannot anymore control the lightness (F1, F2) and volume (F10, F11, F12) from function keyboard.What happened? What could I do?"
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Boot in Safe Mode:
In Safe Mode, login items do not open at login, certain System Preferences are set aside, and damaged system files are intentionally fixed.
- Boot into: Safe Mode [Hold Down the shift key upon boot].
- Log in: as same user
- Wait: 30 seconds
- Restart: the Mac
- Boot Up: normally
- Log in: as same user