How to adjust auto-renewal period for Let's Encrypt certificates in Plesk?

Question

How to change SSL It! auto-renewal period?

Answer

SSL It! auto-renewal period can be adjusted by changing how far in advance of the expiration date Let’s Encrypt Certificates are renewed (default value is 30 days):

1. Connect to the server via RDP/SSH.

2. Open panel.ini configuration file.

3. Append the following values to the file (change 45 to the number of days Let's Encrypt certificate will be auto-renewed before expiration):

   CONFIG_TEXT: [ext-sslit]
   renew-before-expiration = 45