Step one: Keychain Access
- Search for Keychain Access and open it.
![](https://evlop.com/wp-content/uploads/2024/03/1keychain-access-1024x617.png)
- Keychain Access Panel will open.
![](https://evlop.com/wp-content/uploads/2024/03/2keychain-access-pannel-1024x643.png)
- Click Keychain Access menu from the header bar.
- Go to Certificate Assistant.
- Click on ‘Request a Certificate From a Certificate Authority…’
![](https://evlop.com/wp-content/uploads/2024/03/3request-a-certificate-1024x551.png)
- Fill up the personal information.
- Check ‘Saved to Disk’
- Contunue.
![](https://evlop.com/wp-content/uploads/2024/03/4certificate-assistant-1024x696.png)
- Save the certificate file
![](https://evlop.com/wp-content/uploads/2024/03/5certificate-req-save-1024x692.png)
- Click ‘Done’.
![](https://evlop.com/wp-content/uploads/2024/03/6done-1024x725.png)
Step 2: Apple Developer Account
- Go to Apple Developer Account.
- Go to Account page.
![](https://evlop.com/wp-content/uploads/2024/03/7apple-developer-1024x500.png)
- Go to Certificates
![](https://evlop.com/wp-content/uploads/2024/03/8apple-developer-account_certificate-1024x707.png)
- Click on the ‘+’ sign to add a new Certificate.
![](https://evlop.com/wp-content/uploads/2024/03/9certificates-page-1024x439.png)
- Select ‘iOS Distribution (App Store Connect and Ad Hoc)’
- Continue.
![](https://evlop.com/wp-content/uploads/2024/03/10ios-distribution-1024x531.png)
- Upload a Certificate signing request file.
- Click Continue
![](https://evlop.com/wp-content/uploads/2024/03/11choose-file-1024x438.png)
![](https://evlop.com/wp-content/uploads/2024/03/12file-1024x446.png)
![](https://evlop.com/wp-content/uploads/2024/03/13file-selected-continue-1024x396.png)
- Download the Certificate.
- Go back to the ‘All Certificates’ page.
![](https://evlop.com/wp-content/uploads/2024/03/14certificate-diwnload-1024x469.png)
As we can see a new iOS. Distribution certificate on the certificate list.
- Go to the Profiles page.
![](https://evlop.com/wp-content/uploads/2024/03/16certificate-page-to-profile-1024x416.png)
- Click on the app which distribution certificate was expired or about to expire.
![](https://evlop.com/wp-content/uploads/2024/03/17profiles-1024x454.png)
- Click ‘Edit’
![](https://evlop.com/wp-content/uploads/2024/03/18profile-edit-1024x437.png)
- Select the newly created Distribution certificate from the certificate list.
- Save the changes.
![](https://evlop.com/wp-content/uploads/2024/03/19new-distribution-certificate-select-1024x564.png)
![](https://evlop.com/wp-content/uploads/2024/03/20distribution-updated-1024x493.png)
As we can the distribution certificate has been replaced and the expiry date has been extended.