VPN Connection fails due to authentication failure Symptom: Starting and logging in to the ProtonVPN Windows client work fine, however, when connecting to a server, the connection fails. The Windows application logs indicate “Auth Fail”

ProtonVPN free: "maximum connection limit reached" - No This can prevent some very specific scenarios (such as when I manually select a server in the app while Always-on VPN tries to reestablish a disconnected connection and the desired connection fails and I miss the fact that the connection failed) from leaking my IP. Share VPN Connection to another device: Many devices in the world have VPN connection failed-How to fix on Android, iOS and Windows May 27, 2019

The network connection between your computer and the VPN server could not be established because the remote server is not responding. This could be because one of the network devices (e.g., firewalls, NAT, routers) between your computer and the remote server is not configured to allow VPN connections.

VPN Won't Connect? How to Fix this + other common VPN Problems Oct 25, 2019

3. Is the local address in VPN Tracker part of the remote network? Using a local address in VPN Tracker (Basic > Local Address) that is part of the remote network is not possible with most VPN gateways. Please use a local address that is outside all remote networks. For example, if your remote network is 192.168.13.0/24, do not use an address

The VPN connection is rejected. Having a VPN client's connection rejected is perhaps the most … Repair Fix Network Location Cannot Reached - Windows 10, 8