How to remap or reassign keys? Eleanor April 15, 2019 14:14 Updated You can use Karabiner for macOS, and consider Sharpkeys, Keytweak, Keymapper, autoHotKey for Windows. Related articles Not sure if I have selected the correct layout. How to check? Can I use F1-12 without using Fn key/ lock fn key to use F1-F2 Bluetooth connection lag or a keystroke repeat multiple times Keyboard carrying case Screenshot on Mac should be set as cmd + shift + 3, not 4.