@SayeemAhmed Hi, nice to see you again. Deco itself doesn't support Dual-WAN, but you can add a load balance router in front of Deco, such as: How to use Deco with two ISPs? Best regards.

@Zitz Hi, have you tried the following file: M7450(EU) 2.3 M7450V2.3_recoverFirmware Best regards.

@Toboe Hi, thank you very much for your feedback. Would it be the same when trying to log into the web UI of the satellite Deco XE75? (The IP address of the satellite Deco can be found on the Deco...

@abstrakt Hi, thank you very much for the update. I'd like to follow up on your case via email and ask the senior engineer for more advice. Please check whether you've received my email. Best regards.

@avantyard Hi, thank you very much for the quick reply. Could you please send an email to support.forum@tp-link.com so that I can forward your case to the senior engineer for further assistance?...

@avantyard Hi, thank you very much for the update. avantyard wrote @David-TP As to the backhaul. I have a TP Link switch wired after the modem and the main Deco unit. It is a Tp link TL-SG108S 8-port...