@SayeemAhmed Hi, thanks for posting question here. What is the version of your Deco app? To take further analysis, it is suggested to submit Deco app log following the thread using the email address...

@mr-pb Hi, welcome to our community. When the internet drops, how about the LED status on the router? Who is the ISP of your sim card? It is suggested to follow the guide step by steps to...

@Imrose Hi, welcome to our community. May I comfirm the hardware and firmware of your Deco E4? Did ever reset and reconfigure Deco E4? Did you connect E4 to another Deco X10 wirelessly or via...

@Otarie Hi, welcome to our community. When adding this satellite Deco, did you put it near the main Deco? You may refer to the two guides to try again: How to add an additional unit to your Deco...

@decoM1 Hi, welcome to our community. You may disconnect the devices from main network and reconnect to the IoT network one by one. Thank you and best regards.

@JLmos Hi, to assist you efficiently, I've forwarded your case to the TP-Link support engineers who will contact you with your registered email address later. Please pay attention to your email box...