My name is***** am sorry to hear that you are having this issue.
I will be glad to assist you with this. Try these steps please>
Right click on your Windows start menu icon,
then select device manager,
then click on the arrow to the left of network adapter to populate the list,
then right click on the wireless network adapter name,
then choose uninstall,
then reboot the computer.
The adapter will automatically reinstall with fresh settings. Then check for wifi.
Let me know how it goes please.
did that work for you?