How to renew Let’s Encrypt certificates for all domains at once?

Question

• How to renew Let's Encrypt certificates for all domains at once?
• Is it possible to renew Let's Encrypt SSL certificates for all hosted websites at once?

Answer

That can be achieved by following these steps:

1. Log in to the Plesk GUI
2. Install Panel.ini Editor extension
3. Go to Extensions > My Extensions > Panel.ini Editor > Open > Editor tab > Add the following configuration then click save:

   [ext-letsencrypt]
   renew-before-expiration = 365

Execute Let's Encrypt renewal task to renew all the Let's Encrypt certificates going to Tools & Settings > Scheduled Tasks > Search for ssl > Click on Run Now for the following task:

Note: Keep in mind that Let's Encrypt rate limits allow you to create a maximum of 300 New SSL Orders per account per 3 hours, so you securing all domains at once will be impossible if you have more than 300 domains that do not have SSL certificates.

4. Go to Extensions > My Extensions > Panel.ini Editor > Open > Editor tab and disable or remove the changes performed from Step 2:

;[ext-letsencrypt]
;renew-before-expiration = 365