@Me2019 The main network is the wireless network broadcasted by Archer C1200 by default; the default names are printed on the bottom label, also known as "SSID". Connect your smart phone to the wifi...

@Me2019 The Archer C1200 supports Tether app, while the V1 you mentioned is the hardware version, not the firmware, and it cannot be upgraded. For the main network, it is the host wireless network...

@Joca_Joca For the traffic monitor feature, with it turned on, you can view the traffic usage of a device in the past 10 minutes or that of all devices in the past 10 minutes/24 hours/7 days. For the...

@CiaranC Thanks for your reply, so it is a power strip; Due to the surge protector, we do not recommend you customers to plug the multi block into the smart plug and control multiple devices...

@johnrt Thanks for your reply, cause it is the replacement already but still has the same issue, would you please provide us some information to do further troubleshooting? 1. The model number of the...

@DarkTron Replied to you already: https://community.tp-link.com/en/home/forum/topic/167936