Hello, thank you for reaching out to Microsoft Q&A.
1
Go to Start > Settings > Network & Internet > Wi-Fi > Manage known networks.
Then, select your Wi-Fi network and click Forget.
Once done, reconnect to your Wi-Fi network.
2
Run the Network troubleshooter -
Go to Start > Settings > System > Troubleshoot > Other troubleshooters.
Locate Network in the lists and click Run.
Once the troubleshooter is finished running, restart your computer. See if it works
3
Reinstall Wi-Fi drivers -
Open the Device Manager.
Expand the arrow next to Network adapters.
Right-click your default Wi-Fi driver, such as Intel (R) Wi-Fi or Realtek, Select Uninstall device, select attempt to delete the driver software for this device check box and then click Uninstall.
Once uninstalled, restart your computer and connect your device to Wi-Fi network.
Let me know if you still need more help,.