Hard reset TP-LINK AC750 / TL-WR902AC

Factory reset (Hard reset)Turn the device on and locate the Reset button (hole) on the side. Press and hold the Reset button for 5 seconds (use a paper clip if needed) to reset the router to the factory defaults.
FirmwareFirmware link
Default usernameadmin
Default passwordadmin
Default IP address192.168.0.1