@Aiman_94 Hi, here is the latest firmware 1.5.1 for Deco M9 plus V2 and some regions has not added the latest firmware yet:...

@AQuinn Hi, For the primary router, did you mean the main Deco, or there is another wireless router? --if possible, could you please draw a simple picture of your network topology? Would there be any...

@RaduMan Hi, did you mean the manual firmware upgrade tool or the Deco APP?—can I have a picture? If you are already on the 1.5.0 which supported web UI, you could try to update the firmware via web...

@Raju-Hossain Hi, the current wireless network is all on 2.4ghz and have you switch to the 5ghz option on the APP to detect any signal？ By the way, may I know what is the SSID of your Deco network?...

@A266199 Hi, have you tried to add iogames.space as the domain name to have a look, and please also add the Games category into the blocked list? By the way, may I know the model number of your Deco...

@Hatdog Hi, Please try to log into the Deco APP over 3/4G and go to more>Wi-Fi and you could see the current wireless password; Thanks!