Hi, Thanks for your reply. Just take your time to install it and test the performance. Any updates, please let us know. Nice day.

Hi, Do you want to connect the 841N to the VPN server to access internet or you just want to connect to the VPN server to access the local sources? While if you want to select L2TP as internet...

Hi, Sure, below is the download link of the firmware for 940N. https://www.tp-link.com/support/download/tl-wr940n/v6/#Firmware Please verify the hardware version first....

Hi, Below is the instruction to setup IPV6 on the Archer D9 you can give it a shot. https://www.tp-link.com/support/faq/857/ May it help and have a nice day.

Hi, All the TP-Link powerline adapters are compatible with each other. If you want to add another single powerline adapter into the current 4220, it is suggested to buy a 4 series, like TL-WPA4220....

Hi, The cable plugged into the camera is an USB cable which connects the power adapter provided to power the camera. You can refer to the user manual to get more information....