Use the official QMK Toolbox or manufacturer-specific software to confirm the "STM32" device is recognized before clicking "Flash". The Verdict: Should You Update?
When comparing v22 to its predecessor, the "better" aspects are found in the details of the communication stack. v21 Firmware v22 Firmware (LTS) High (LTS Certified) Input Latency Optimized (Low Latency Mode) Compatibility Standard RX Mode Enhanced RX/Godox Mode Bug Rate Higher report of "Black Crush" Improved Image/Signal Processing How to Safely Update to v22 q6x+v22+firmware+better
For mechanical keyboard users, v22 (and its iterative QMK updates) addresses frustrating "double-press" issues where a single strike registers twice. v21 Firmware v22 Firmware (LTS) High (LTS Certified)
NVIDIA Docs
The transition to v22 (specifically version for networking hardware or the latest QMK-based builds for peripherals) focuses on three pillars: Stability , Connectivity , and Input Fidelity . and Input Fidelity .