Tenda W900U - 4.5.1 To join a wireless network using WPS hardware button

Wireless AC Dual-band USB Adapter
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Follow instructions below：
4.5.1 To join a wireless network using WPS hardware button:
1. Enable WPS and PBC on your wireless router. (Press the WPS button on
your wireless router or enable PBC from your router's management UI.
For details, see the router's User Guide) .
2. Run Tenda adapter UI and press and hold the WPS button on the side of
the adapter for about 2 seconds.
3. When below screen appears, you have successfully connected to it.