vieldcs wrote Did you upgrade firmware recently? Here is a firmware I got from TP-Link, you may have a try to upgrade. http://support.tp-link.com/f/23aef3da52/?dl=1 Both this firmware and all the...

Model : Hardware Version : Firmware Version : ISP : I just unboxed a brand new Archer D9 but am unable to edit the wifi settings at all due to the Error code:9805 Corresponding case not found. I have...