To re-configure your Wavlink AC1200 repeater device you will need to reset your extender first.
First, look at the back side of the Wavlink AC1200 repeater device. There you can easily find the reset hole button. Now, push the reset button with the help of a paperclip for 8 to 10 seconds. Further doing this, all the Wavlink AC1200 repeater LEDs will turn off. As it means that your repeater device is now completely reset.
After the reset method process, you can do the Wavlink AC1200 repeater setup process again. If you don’t know how to set up then consider the below steps.
Locate your repeater closer to the router. After that, push the WPS button of the repeater and router device. Now, the WPS LED starts blinking solid blue on the extender and router device. As it means extender and router both gadgets successfully linked with each other.