@alitor99 With your computer connected to the main router by wired cable, please check the wired negotiation speed as the following instruction: https://www.tp-link.com/support/faq/2265/ Note: The...

@MohamedC You can refer to the instruction below to setup the OpenVPN on MR6400. https://www.tp-link.com/support/faq/2482/ Could you please provide more information about the current issue? Is there...

@Soban It is just a method to enable it manually, if you want to use SMB V1, then follow the instruction, if not, you can keep it disabled by default to protect the security. It depends on you....

@Swek What is the model number of your device? Where did you see the double NAT message? Please provide more information about it, any specific symptom? And what is the current network...

@Chris_0077 To do further analysis and fix this issue, please check the led status of the router when the 5GHz network disappeared. Meanwhile, at that time, please login to the web interface and...

@Null-Packet The TL-WR940N V3 supports Dyndns, NO-IP and Comexe DNS only. No other DNS provider supported yet. You can refer to the user guide to setup DDNS function....