WiiM Sound Firmware v5.2.806846 Update - Feb 6, 2026

Please review the WiiM Sound 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.

5.2.806846 (In Progress)​

Release date:

Feb 6, 2026

What’s New:

1. Standby Wake-up: Fixed unintended screen wake-ups in standby.
2. Playback: Improved playback smoothness with wireless Sub Pro.