How to import a valid copy of your electronic certificateSkip information index
Mac-Import copy of the certificate in Safari
If the operating system is Mac and the Safari browser, the electronic certificate must be installed on Mac's "Keychain Access." Start the application from "Finder," Applications, "Tools," Keychain Access. "
Go to "Login," My certificates "and click" File, "Import items" or "Import items," depending on the version.
Select file. p12 or .pfx with the backup of the electronic certificate and click "Open."
If necessary, you will have to provide the password that was set when exporting the certificate.
If the import is successful, the certificate will appear in "Keychain Access."