This is also standard feature for qmk based keyboards (ergodox, dactyl etc):<p><a href="https://beta.docs.qmk.fm/using-qmk/advanced-keycodes/feature_mouse_keys" rel="nofollow">https://beta.docs.qmk.fm/using-qmk/advanced-keycodes/feature...</a><p>It doesn't require any special support and works in every OS.<p>Here is how it looks in ZSA visual configuratior, for example: <a href="https://configure.ergodox-ez.com/moonlander/layouts/ZrQev/EoqQY/3" rel="nofollow">https://configure.ergodox-ez.com/moonlander/layouts/ZrQev/Eo...</a>