- Plesk for Linux
- Plesk for Windows
After updating Let's Encrypt extension to version 2.13.6 the extension overwrites the existing custom or Let's Encrypt certificate with a new one.
#EXTLETSENC-1077 "During the installation or update of the Let’s Encrypt extension, it no longer tries to reissue a certificate that secures Plesk if this certificate was issued to a domain."
- Let's Encrypt 2.13.7 29 October 2021
If update is not possible for some reason you may try the following
Update the Let's Encrypt extension using instructions from this article.