Find the backup_infoXXXX.xml file using a backup creation date:
C:\> “%plesk_bin64%”\pmm-ras.exe –get-dump-list | findstr .xml:
In this example, the domain level backup was created on 22 July 2020:
C:\> “%plesk_bin64%”\pmm-ras.exe –get-dump-list | findstr .xml:
<message>backup_info_2007220826.xml: </message>
If Plesk was installed into a custom location, replace C:\Program Files (x86) in the command above with the custom location