Applications & Extensions

Plesk applications and extensions installation/management articles. WordPress, Joomla, Let's Encrypt, CloudFlare and etc.

Docker outbound traffic gets blocked after 18.0.67 Update #3
How to change/whitelabel Sitejet Builder button name on a Plesk server?
Monitoring widget on Plesk server's home page does not detect hardware changes
Log Browser database take too much space in Plesk
How to use WP-CLI utility in Plesk WordPress Toolkit via Shell (SSH/CLI)?
How to use WP-CLI feature in Plesk WordPress Toolkit (in GUI)?
Imunify installation on a Plesk server fails: no such table proactive.proactive
How to install/remove and enable/disable Watchdog?
Let's Encrypt SSL renewal notifications are received at the Plesk admin email despite the domain not having an SSL installed
Error acessing Plesk-SSH-Terminal: Connection Broken
error installing plesk-ssh-terminal: useradd: group plesk-ssh-terminal exists
Plesk Premium Antivirus for Servers (Dr.Web) fails to start: A path to a valid license key file was not specified
How to configure port mapping in the Docker extension with Portainer in Plesk?
WordPress Toolkit maintenance fails with error: Vulnerability changes does not contain
[2025-07-21] Cannot issue or renew Let's Encrypt certificate for domain: 503 "Service busy; retry later" or 500 "Problem getting authorization" response
How to extract information about domains that use Sitejet in Plesk for Linux via the Plesk database?
SSH Terminal error: root@::: Permission denied (password)
Unable to start migration: too many values to unpack (expected 2)
Nextcloud extension cannot be installed on a domain in Plesk: Unable to download file
The extension Imunify shows an error in Plesk: Imunify agent is not running
Seafile is running, but can't login via default client on a Plesk server
Docker creates an invalid repo on a Plesk server
Websites on Plesk returns error 503 with Imunify360 enabled on server
The Log File Analyzer from SEO Toolkit extension does not show any data for a domain in Plesk
In Plesk, connecting to Cloudflare in the extension "DNS Integration for Cloudflare®" with API token from delegated account fails: The Token is invalid. Provide a valid CloudFlare API token
Cannot open IP Address Banning (Fail2Ban) in Plesk panel: No section
Imunify error on a Plesk server: PHP warning: Undefined property: stdClass::$data
Acronis Backup login/activation attempt results in errors within a Plesk server
How to block user enumeration via WordPress REST API endpoints?
Unable to save a new key in SSH Keys Manager: Incorrect format of SSH public key