Message
The server did not confirm
The server did not confirm: what the ForestVPN message cp.install_not_acked means, why it appears and what to do about it.
Updated October 11, 2026
The app says: "The server didn't confirm."
What it means
The server accepted your connection but did not confirm it within about ten seconds.
What to do
Try again, or choose another location.
Why it happens
The server was busy, or the confirmation was lost on the way.
Where you see it
The ForestVPN apps show this message on the connection screen, and in a notification when it affects your connection. The code is cp.install_not_acked.