Renew DCHP to Fix WiFi issues
First you will need to click on the apple in the top hand corner of your screen, and go to System Preferences/System Settings:
Go to Network:
Select Wifi then click Advanced/details
Click on TCP/IP then Select Renew DCHP, and then click Ok:
This should now fix your connection, let us know if you have any issues by contacting us on support@zincmedia.com.