02n.7z

If your and Alt keys have switched places after an update, you can often revert the mapping by pressing the Fn + S (Mac mode) or Fn + A (Windows mode) keyboard combinations. To provide more tailored advice, could you let me know:

: Inside, you will find an updater usually named GS87C_87键机械_V1.10_...exe . 02n.7z

The file 02n.7z typically refers to a firmware update or driver package for . Specifically, the version V1.02n is known for resolving compatibility issues with Linux and optimizing performance for Mac/Windows switching. Key Features of the V1.02n Firmware If your and Alt keys have switched places

: Enables the keyboard to "remember" its current operating system mode (Windows vs. macOS) even after being powered down or disconnected. Specifically, the version V1

: Use a utility like 7-Zip to unpack the 02n.7z archive.

GANSS GS87C 高斯机械键盘Linux下不适配 - CSDN博客

: Fixes issues where the keyboard's function keys (F1–F12) defaulted to multimedia controls rather than standard function inputs in Linux environments.