Fn (işlev) ya da eylem tuşları modunu etkinleştir veya devre dışı bırak (HP ProBook 440 G4, 450 G4, 470 G4 ve HP EliteBook Folio G1) | HP® Destek
Enable or disable fn (function) or action keys mode (HP ProBook 440 G5, 450 G5, 470 G5, and HP EliteBook 830 G5, 840 G5, 850 G5) | HP® Support
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How to Enable or Disable Function Fn Keys in Windows 11/10 | Fix Functions Keys Not Working - YouTube
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HP Notebook PCs - How to Lock or Unlock the Fn (Function) Key : OnlyIT Services | SilviesRCS Service Desk
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