Ubox 3 Firmware Update Apr 2026

The Ubox 3 v6.6.55 firmware delivers on its marquee features – Zero-Wait DFS and lower latency – but the reintroduced memory leak and roaming stickiness prevent it from being a flawless upgrade. For home users or small offices, it’s a net positive. For mission-critical high-density venues, wait for the promised v6.6.60 hotfix.

: After updating, perform a “forget and re-adopt” if you see erratic client behavior. Also, schedule a weekly reboot via UniFi’s automation to mitigate the memory leak. Would you like a step-by-step downgrade guide or a comparison with the previous stable version (6.5.40)? ubox 3 firmware update