Razer Synapse blocks "FN key functionality" (razer blackwidow v3 mini hyperspeed) | Razer Insider
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Writing to help anyone facing this issue



I had issue where suddenly FN key stopped working and I wasn't able to use all FN functionalities on blackwidow v3 mini hyperspeed. After checking BIOS, reinstalling device drivers or checking for any custom profiles/bindings on the keyboard, none of them worked.

Found that FN key stops working when Razer Synapse starts. Anytime I kill the Razer Synapse app, the FN key starts working properly.



Solution: Completely reinstalling Razer Synapse and other Razer software's fixed the issue for me
secretheadJade220
Writing to help anyone facing this issue



I had issue where suddenly FN key stopped working and I wasn't able to use all FN functionalities on blackwidow v3 mini hyperspeed. After checking BIOS, reinstalling device drivers or checking for any custom profiles/bindings on the keyboard, none of them worked.

Found that FN key stops working when Razer Synapse starts. Anytime I kill the Razer Synapse app, the FN key starts working properly.



Solution: Completely reinstalling Razer Synapse and other Razer software's fixed the issue for me




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How to perform a clean re-installation of Razer Synapse 3 & 2.0 on Windows
same here.