WAN Preferred In this mode, the router will try WAN access first; When the WAN access fails, and 3G/4G access is valid, the router would switch to 3G/4G access; When the router succeeds to connect to...

C5 has the beta firmware as well. No worries...

Check your mail settings...

Open the Disk should have been deleted...and the instruction is not suitable for it... Your router's IP is 192.168.0.1? How about \\192.168.0.1? Is it possible for you to try on different computers?

Good Sharing! :)

Upgrade latest firmware first. Reset and reconfigure it. If the problem continues, try to change channels like 157, 153 etc. for 5GHz Wi-Fi. iPhone 5S should support 5GHz...As to others, you may...