If you're a power user, check out the community-maintained "Release2" folders found online. These often include: Better English translations. Support for the aforementioned F13–F24 keys. Fixes for common "Device Not Found" errors.
Mini Keyboard v02.1.1 refers to the specific software version used to program small, one-handed mechanical macro pads commonly sold on platforms like AliExpress mini keyboard v02.1.1