I have a Microsoft Lumia 950, OS build: 10.0.14393.67 Connecting to my work VPN using settings: VPN type: PPTP Type of sign-in info: Username and password When clicking on Connect I get the erro

Verify that the login ID and password are correct. This may seem like a basic fix but works in most … Error 691 Windows 8 VPN - IT Security - Spiceworks For anyone who uses a works laptop with windows 8 and using VPN from time to time, there is a little problem just now with its security setting by default that stops it from working called error 691. 1.The way to fix this is to go to the properties of the VPN VPN Error 691 - Windows 10 - Spiceworks Jul 27, 2016

VPN Error 807 – Quick Fix to Your VPN Server Problems

Error 691 when connecting through VPN on Windows 8 or Jan 22, 2013 How to Fix VPN Error 691 on Windows - YouTube

FIX: VPN Error 691 on Windows 7/8 and 10 - Appuals.com

Error 691 when connecting through VPN on Windows 8 or Jan 22, 2013