If you see the following error message in your connection log:
cd to 'C:\Users\?\AppData\Roaming\ExpressVPN' failed: The filename, directory name, or volume label syntax is incorrect. (errno=123)
Exiting
cd to 'C:\Users\?\AppData\Roaming\ExpressVPN' failed: The filename, directory name, or volume label syntax is incorrect. (errno=123)
Exiting
You are encountering an error that usually happens if the configuration files are not loaded correctly. To fix the issue, uninstall the ExpressVPN app, restart your machine, and then download the ExpressVPN app again.
Note: The following instructions for uninstalling programs are for Windows 11.
- Type Control Panel in your search bar and open it.

- Under Programs, click Uninstall a program.

- Find ExpressVPN, right-click it, and choose Uninstall.

- Accept the pop-up, and ExpressVPN will be uninstalled from your computer.

- After uninstalling the program, restart your machine.
Once you have restarted your machine, download the ExpressVPN app, setup the app, and connect to a server location.
Need help? Please contact the ExpressVPN Support Team for immediate assistance.