Create a custom keyboard layout / language in WIN11 (opens in new tab)

Problem: I would like to create a custom keyboard layout / language.Long explanation:Laptop. I have a physical US keyboard layout. I type 90% in english, occasionally in German and Russian, grew up on a QWERTZ. I would like the option to have a custom keyboard layout where Z and Y is switched, the $ is moved from "4" to "|" and where Alt+: shortcut gives out Ä (and Ö and Ü respectively with " and {).This would allow me to type in English on QWERTZ how I'm used to, and easily type in Germany u...