@TP-Link Hi again, I just swapped the mesh node as instructed by your knowledge base, now the problem solved and speed test can run as normal. I will monitor the situation for few days in case the...

After flashing version 1.5.0, the wifi become unstable (originally wifi is still okay at 1.4.3 firmware) even after flashing beta firmware. Network: Unifi (Telekom Malaysia) 300 mbps, router mode,...