Hi,
Please do try these troubleshooting steps that may help in solving the issue.
- Start by rebooting your PC for a fresh start then try connecting to your wireless network again.
- If this will not work, uninstall/reinstall the Wifi Adapter.
- Go to Device Manager and uninstall the Wifi Adapter.
- Once done, download and install the latest driver from the manufacturers site.
- Reboot your laptop once the latest driver has been installed.
- After the reboot do test your laptop again if it will connect to your wireless network.
Here are some other troubleshooting steps that may help.
http/www.tomshardware.com/faq/id-2751316/connectivity-issues-windows-fixes.html