TP-LINK support advised reset to factory defaults and check for fields populating. I tried the Factory Restore button in the Advanced Settings/System Tools/Backup & Restore page. The router login...

Model : Hardware Version : Firmware Version : ISP : When I first set up the router it was Firmware 1.0. The status page was populated. After upgrading the Firmware to version 1.0.1 then 1.1.1 the...