@terziyski I didn't download it manually. The router automatically detected this update via the TP-Link Tether App. Now my Wi-Fi range has decreased significantly. Can you help me with the original...

Hello TP-Link Support Team and Community, I am using a TP-Link Archer C64 hardware version V2. It is an original US version router (the sticker on the bottom clearly states US/2.0). Recently, I...