Explain purposes

install/config/fix-fkeys.sh

@@ -1,5 +1,6 @@
 #!/bin/bash
 
+# Ensure that F-keys on Apple-like keyboards (such as Lofree Flow84) are always F-keys
 if [[ ! -f /etc/modprobe.d/hid_apple.conf ]]; then
   echo "options hid_apple fnmode=2" | sudo tee /etc/modprobe.d/hid_apple.conf
 fi