How to make a backup of your electronic certificate
Skip information indexMacintosh - Copying the certificate in Google Chrome
If the operating system is Macintosh and the browser is Google Chrome, the electronic certificate must be installed in the "Keychain Access" of Mac . To backup your certificate, follow these steps.
Go to "Finder", "Applications", "Utilities", "Keychain Access".
The certificate will appear in the "My Certificates" section of "Login". To make the copy, select the certificate and click on "File", "Export items" or "Export items", depending on the version.
Enter a name and location. Under "File Format" the option "Personal Information Exchange (.p12)" should be displayed. Click "Save".
A window may appear asking you to set a password to protect the copy. Enter and confirm a password and press "OK".
The resulting file will have the extension .p12.
If the certificate cannot be exported or is not working properly, you will need to obtain an electronic certificate again.