@Cruzer Do you have the call number of the call center? Generally speaking, our tech support won't sell anything to your customers. Meanwhile, do you have the link of the livechat? If so, please give...

@cloud29 Hello, have you ever tried to change another sim card to verify whether it can be detected? May I know when and where did you buy it? What is the serial number of it? Thanks in advance, and...

@Anesh Hello, may I know how many devices connect to the 2.4GHz at the same time? Is there any heavy traffic network activities? Is it still connected to the TP-Link wifi but no internet or it loses...

@Flami Hello, please power cycle it first and then hold the reset hole for 10s with the access point turns on. After that, please connect your computer to the TL-WA901ND and verify whether it obtains...

@auToeXeC_g33k Hello, it is the first firmware released for Archer A9 RU version. https://www.tp-link.com/ru/support/download/archer-a9/#Firmware They share the same firmware, you can upgrade to it...

@MichaelS Hi, Michael, cause the EAP is a business level access point. it is suggested to start a thread at https://community.tp-link.com/en/business/forum/1 to get some help. Thanks for your kindly...