@Renato_DM The firmware is working, Deco has stopped littering the the local network and reconnecting devices. In the Mikrotik report log, the errors have finally disappeared. I already wanted to...

@Renato_DM Installed - I will watch. Thanks!

Faced the same problem when setting up an Internet provider - Mikrotik - Deco M4R V2 Technical support advised to downgrade to version 1.4.3 where disabled smart DHCP server This solution was...