Hard reset TP-LINK TL-WR843ND

Factory reset (Hard reset) Locate the WPS/RESET button on the rear panel. Power ON the router, press and hold the button for more than 5 seconds. Hold until the SYS LED becomes quick-flash from slow-flash and then release. Wait white the rooter reboots – about a minute.PS. The SYS LED is on the front panel and looks like a small gear wheel.
Firmware Firmware link
Default username admin
Default password admin
Default IP address