Hi, All the TP-Link powerline adapters are compatible with each other. If you want to add another powerline adapter into the current 4010, it is suggested to buy a 4 series, like TL-WPA4220,...

Hi, All the TP-Link powerline adapters are compatible with each other. While cause the current device is TL-PA8010, it is suggested to buy a 7/8 series, like TL-WPA7510, TL-WPA8630, TL-WPA8630P....

The default login password is admin, which is printed on the bottom label. While the default wifi is open, no password needed. JuanSarmiento wrote But which one is the default password?

Hi, So the sim card cannot be detected? Please show us a screenshot of the status page with the sim card inserted. Meanwhile, what is the network type of the sim card? And does it work properly with...

Hi, Do you mean that you cannot get internet from the MR6400 even though it is connected? Please provide more information. What is the light status of it at that time? Who is the sim card carrier?...

Hi, Thanks for your reply. Could you please take a screenshot of the status page when it lost connection? Have you ever tried to create the profile manually with the related APN info? Who is the sim...