File → Open or drag & drop a mii_rsd.bin/mii_rsd.bin.lz file. You can then right click and export or replace individual Mii files that can be previewed or modified ...
To pair any controller with the Switch 2 you’ll need the console powered on and updated to the latest system software.
Netflix will soon let customers make their own customized gaming avatars through the acquisition of Ready Player Me, an avatar-creation platform.