error 691 “The remote connection was denied because the user name and password combination you provided is not recognized, or the selected authentication protocol is not permitted on the remote access server. Additionally, the domain user’s bad password count can increment, resulting in an account lockout.
An error is a connection failure when the connection you have is not in any way a dial-up connection. VPN error 691 occurs when the parameters of the client or remote computer are set incorrectly, which means that the connection can be verified. Typically, error 691 is caused by an incorrect username or password.
Many Internet users have confirmed that changing LANMAN settings helped fix error 691. This is easy to do, just follow these steps: Now restart your computer to apply these transitions and see if the issue is resolved.
Hold down the Windows key and . Press R. Type ncpa.cpl and press OK. Right-click on your VPN connection and select Properties. For you, go to the Options tab and uncheck “Enable Windows Logon Domain”.
How do I fix VPN error 691?
Fix VPN Error 691 on Windows 11/10
- Check that the username and password are correct.
- Use Microsoft CHAP version 2.
- Turn off the “Enable Domain Join” Windows option.
- Check connection security settings.
- Change LANMAN settings.
Which has failed the error code returned on failure is 691?
Usually error 691 is the result of an invalid username or code. In other cases, you may find yourself using any public VPN and trying to browse the VPN with unauthorized disk space or when the required security protocols don’t match.
How do I fix error code 691?
Fix VPN error 691 Windows 11/10
- Make sure your username and password are correct.
- Use Microsoft CHAP version 2. Add the option
- Disable Windows domain logon.
- >Check the login security settings.
- Change the LANMAN settings normally.
Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.