5. Wi-Fi Protected Setup
You need to change your router settings, First, you need to go Wi-fi Router Settings Go to this URL http://192.168.0.1/ Submit your Wi-Fi router access information like User Name and Password.
If you using Tenda router Click on Advanced, Nest Click on Application tab, and then click UPNP Settings, Default will be Enable you need to Disable then click ok.
And if you are using TP-Link or another brand router Just Google search How to change Tp-Link UPNP Settings. It makes easier for device and software to connect to the internet but its big security.