How to use the F8 key. Open the program that uses the key and press F8 . If the F8 key also has an icon on the key, it indicates the key has a secondary function. To use the secondary function, press and hold down the Fn key, and while continuing to hold the key, press F8 .
How do I unmute my F8 key?
The amber LED on the F8 key indicates the microphone is muted. You likely muted it by (inadvertantly) pressing Fn and F8 together. To clear it, Press and Hold down Fn (Function) and press F8 again.