@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....

@Carlos737 The Archer C20 V5 has the 100Mbps LAN ports, that is to say, the speed from the C20 won't be higher than 100Mbps. Cause the current bandwidth is 172Mbps, you can get a router with gigabit...

@Kong Please provide more information about the current 2.4GHz signal disappearing issue. What is the light status of the C3150 when it went off? Especially the wifi leds. At that point, can you see...