Method 3: Via The Wps Button - TP-Link RE705X User Manual

Chapter 2 Set Up Internet Connection
7 ) Enjoy! Connect to the extended network and enjoy the internet.
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Method 3: Via the WPS Button

Use this way if your router has a WPS button. The button might look like one of these:
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1. Press the WPS button on your host router, and then press the WPS button on the
extender for 1 second within 2 minutes.
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