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® Customer Support
If you are attempting to use the Function keys F1-F12 and they are not performing the task shown on the key such as volume contr
![The F5, F6, F7, & F8 or ALT/F8 function keys do not work (FN lock) - eMarking AssistanteMarking Assistant The F5, F6, F7, & F8 or ALT/F8 function keys do not work (FN lock) - eMarking AssistanteMarking Assistant](http://emarkingassistant.com/wp/wp-content/uploads/2016/01/fnkeys.jpg?x54075)
The F5, F6, F7, & F8 or ALT/F8 function keys do not work (FN lock) - eMarking AssistanteMarking Assistant
![X1C7: is this light always supposed to be on? I turned FN lock on and off and still it's lit : r/thinkpad X1C7: is this light always supposed to be on? I turned FN lock on and off and still it's lit : r/thinkpad](https://preview.redd.it/7gdqbt0qzep31.jpg?auto=webp&s=15d5d6c77d0d7fe2b319abf768a6ab06161b71e7)