Global Protect config problem: The server certificate is invalid.
Open a web browser and navigate to your VPN portal address (e.g., https://example.com ).
Most verification issues stem from one of these four categories: globalprotect vpn failed to verify certificate
Before changing settings, ensure your system clock is accurate.
: The server's certificate has passed its "Valid Until" date. Global Protect config problem: The server certificate is
: If your computer's date/time is wrong, it may incorrectly flag a valid certificate as expired or not yet valid. How to Fix: Troubleshooting Steps 1. Check Your Device's Date and Time
: Go to System Preferences > Date & Time and ensure "Set date and time automatically" is checked. 2. Verify the Portal Address in a Browser : The server's certificate has passed its "Valid Until" date
: Your device doesn't recognize the certificate authority (CA) that issued the VPN server's certificate.
: Delete files starting with PanPortal* in ~/Library/Application Support/PaloAltoNetworks/GlobalProtect/ .