Reset the device and login to the web management page. You could select the language of English/Spanish/Russian/Chinese.

You could get 300Mbps theoretically. Take this topology for example: PC1--CPE510_AP)))))(((((CPE510_Client--PC2 Packet send from PC1 to PC2 is encapsulated by CPE510 and when it comes into a wireless...

Which port on CPE210 did you connect? In AP Router mode, LAN0 is a WAN port so connect your PC to LAN1 instead and retry,

Did you connect Network 1 to TL-WR841HP's WAN port or LAN port? Please provide IP address of each device in the topology. Try to input IP address of gateway server to setup default gateway on both...

What's your topology and operation mode on device? If the rebooting helps, you could try to use Ping Watch Dog function on the device.

1. Sometimes I met such situation on my Android phone but other gender doesn't so for better analysis would you please use a professional software such as Inssider to detect the current environment...