@Kevin_Z THX for your feedback. My network based on Deco E4R (Local IP 192.168.0.1) and M3W (DHCP IP 192.168.0.101). I have two same nootebooks (Dell N7110) which only work with 2.4GHz wifi network....

Hello! I have some problem with my Deco. I'm trying to ping Deco device and I have some losted packages. In time when package lost, in system log I have ERROR record "daemon.err miniupnpd[11612]:...