This seems to be the solution suggested at Different keyboard on login screen, but it also changes the layout for the disc encryption. Since I still don't have Bluetooth at that point, I need to keep the layout of the built-in keyboard.
This seems to be the solution suggested at Different keyboard on login screen, but it also changes the layout for the disc encryption. Since I still don't have Bluetooth at that point, I need to keep the layout of the built-in keyboard.