![F5 on my laptop is set as the alternate function, yet the key doesn't have a primary function : r/CrappyDesign F5 on my laptop is set as the alternate function, yet the key doesn't have a primary function : r/CrappyDesign](https://i.redd.it/5g4f3hpn9f3z.jpg)
F5 on my laptop is set as the alternate function, yet the key doesn't have a primary function : r/CrappyDesign
If your PC has a backlit keyboard, press the F5 key on the keyboard to turn the light on or off. (It might be necessary to press the fn (function) key at...
![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)