WiiM Sub Pro Firmware v5.2.805750 Update - Jan 26, 2026

Please review the WiiM Sub Pro update release notes below. If you encounter any issues, feel free to reach out to us. This firmware update is being rolled out in stages, with devices updating sequentially over the next few days.

5.2.805750 (Latest)​

Release date:

Jan 26, 2026
What's New:

1. Unexpected Wake-up: Fixed unexpected wake-ups when an RCA cable is connected.
2. Sound Level: Optimized the volume meter for clearer and more balanced sound at low volumes.

 

[QuarryHunslet]

My Sub Pro is downloading this update now.