To enable Push Notification Services in MacBook Pro you need to convert the .cer file into a .pem file. All you have to do is, execute the following command using the terminal. It’s best practice to keep the name of both the files same.

To enable Push Notification Services in MacBook Pro you need to convert the .cer file into a .pem file. All you have to do is, execute the following command using the terminal. It’s best practice to keep the name of both the files same.