David-TP wrote @Fernando-s-l Hi, the latest link should be another beta version, build 20251022 rel 64235, which has been further modified based on 0926 beta. If this one didn't help either, could...

@David-TP I have tested it but not worked to solve the issue. I used this: Deco M5_1.9.1_build_20250926_Beta

@David-TP Sorry for late return. I did upgrade with the firmware that you shared but the problem persists. I did a downgrade to Deco M5(US)_V3_1.9.0 Build 20250722 version and still without...

I tried to upgrade remotely but the main Deco can't reboot by app or web access. I need to do it locally. Thanks a lot for your help.

@David-TP, Thanks for reply. Yes, i did set into access point mode. I will try the beta firmware.

Two decos are connected by cable to switch and the others by wifi mesh network. This is the network scenario: