- Plesk 12.5 for Linux
- Plesk 12.5 for Windows
Let's Encrypt renewal notices are sent to all e-mail addresses of all user accounts that are using a certificate on the same host, regardless of whether the renewal notice is meant for the recipient:
Your certificate (or certificates) for the names listed below will expire in XX days. Please make sure to renew your certificate before then, or visitors to your website will encounter errors.
This issue is caused by bug #PPPM-4358 which was already fixed.
Update the extension at Plesk > Extensions.