
After the upgrade to Windows 11, any changes to the devices VPN profiles or adding new VPN profiles will trigger the issue. A Windows 10 device upgrades to Windows 11, and if there are no changes to that device's VPN profiles.Windows 11 devices with a VPN profile assigned, and are assigned another VPN profile with no other profile changes.A Windows 11 device doesn't have an existing VPN profile assigned, and it receives one Intune VPN profile.An active VPN profile is removed at the same time a new VPN profile is assigned.Two new VPN profiles apply to the device at the same time.This action deletes the original profile, and applies the updated profile. Changes to a VPN profile that was previously processed by the Windows 11 device.

The following changes can cause a loss of VPN functionality:

When the device checks-in with Intune a second time, it processes the VPN profile changes, and connectivity is restored. A device with one or more Intune VPN profiles loses its VPN connectivity when the device processes multiple changes to VPN profiles for the device simultaneously. For Windows 11 devices, there is an issue between the Windows 11 client and the Windows VPNv2 CSP.
