Locate the wireless connection icon in the system tray (located to the right of the taskbar at the bottom of your screen next to the clock – it is circled in red below)
If you don’t see the icon, you can click the left arrow button to expand the system tray
Right-click on the wireless connection icon on the system tray and then click on the Repair selection
You should then see a window open up in the middle of your screen which will flash a series of messages including the following:
And finally...
You can now click “Close” and hopefully your wireless connection should be restored.