Fix Wi-Fi error 401 on Windows 10
- Verify your credentials.
- Refresh the webpage.
- Try to use different web browser software.
- Verify the URL you entered.
- Set up your account.
- Log out and then re-enter your credentials through an incognito webpage.
- Clear cache for certain apps.
- Reinstall the app that is causing this problem.
For More Information Please Refer: https://windowsreport.com/wifi-error-401/