Will Deco M4 v1 have new firmware update? The guest network is not working ever since the last update (months ago!). I cannot obtain an IP address whenever I'm connected to it. Port forwarding and ddn

I recently updated my deco m4 to the latest version and the settings have been changing suddenly. I've set the LAN IP to 192.168.68.100, DHCP server to 192.168.68.101 - 192.168.68.250 and the IPv4 set