Digital Insights

How to make a p12 file for iOS: 2020 Update

Date Published:

You’ll need a .p12 file to publish your app on the Apple App Store, but the process can be a little confusing. Here’s our step-by-step guide on how to make a p12 file.

You’ll need a .p12 file to publish your app on the Apple App Store, but the process can be a little confusing. So, here’s Calvium’s step-by-step guide on how to make a p12 file.

The .p12 file contains a certificate that is used to prove that the app comes from you.

Requirements

You’ll need a few things before getting started:

The Process

Creating a p12 file can be a little confusing the first time, as you need to use often unnoticed pieces of software on your computer, as well as the Apple Developer web interface (which has got better in recent years).

We’ve broken the process into three steps below, which should help through the process:

STEP 1: Create a “.certSigningRequest” (CSR) file

How make a p12 file for iOS

STEP 2: Create the “.cer” file in your iOS Developer Account

How to make a p12 file for iOS

How to make a p12 file for iOS

How to make a p12 file for iOS

How to make a p12 file for iOS