- Plesk Onyx for Linux
All the databases on the subscription are restored during a main site restoration using the Plesk Backup Site restoration, despite them not being chosen.
- #PPPM-10739 "The database of subdomain is restored with a main site despite that it wasn't chosen"
- Plesk Obsidian 31 July 2019 (fixed as PPP-43158)
If update is not possible for some reason you may try the following
As a workaround create a separate backups of all databases on the subscription and restore them after the main site restoration, alternatively restore the main domain manually using the restoration of files and folder and the database.