
Microsoft fixes Always On VPN failures from September Windows 11 updates
KB5127936 stops connections stuck on Connecting or reporting a port already in use; a single-protocol workaround remains.
2
2 stories, newest first · one card per story

KB5127936 stops connections stuck on Connecting or reporting a port already in use; a single-protocol workaround remains.

September 2026 Windows updates break Always On VPN connections when automatic protocol selection is enabled.
Today 1.6K readers · 2.5K views · 779 reads · all time 189K views