Installing a PFX / PKCS#12 File in MAC OS Using Firefox
Article Purpose: This article provides step-by-step instructions for installing a PKCS#12 file in MAC OS using Firefox. If this is not the solution you are looking for, please search for your solution in the search bar above.
Open Firefox and click Firefox in the top left corner. Select Preferences.
Now select the Advanced tab. Click Encryption. Click View Certificates.
Select Import in the Certificate Manager.
Select the certificate you would like to import.
Enter the password to complete the process.
The certificate is now installed and can be used for network or secure web site client authentication.