How to Fix “Cannot Verify Server Identity” error

How to Fix “Cannot Verify Server Identity” error in 2025 Quick Overview The “Cannot Verify Server Identity” error appears when your device or email app can’t confirm that the server’s SSL/TLS certificate is valid. This usually happens because the certificate is expired, mismatched or not properly configured on the mail or web server.   In 2025, this issue remains common across iPhones, iPads, macOS Mail, […]