The perfect method to know about how to reset TP-Link extender is by clicking on reset button at the back of the device. If your range extender comes with the reset then start by turning on your TP-Link range extender. Now, click to reset button at the rear of the device. Press and hold the button for few seconds. Here, you are expected to hold the button for about two to three seconds. Lastly, you need to release the button when the range extender reboots. Follow these steps and you can successfully reset TP-Link extender. configure tp link ac1750 update tp link firmware