How do I fix a wireless network connection error?

Check the wireless signal
Ensure that your device is close enough to the wireless router or access point to allow reliable communication.
Restart the wireless router or access point
Turn off and then on the power to restart the router or access point and its connected devices.
Test the computer connection
Try connecting to a web page to verify you are connected to the internet.
Restart the computer
Ensure the computer is connected to the router or access point.
Check the wireless settings
Verify that the wireless network name, password, and other settings match those on the router or access point.