To upload a backup file to a backup storage within Plesk:

  1. First, you need to log in to your Plesk control panel. Refer below link
  1. Go to Tools & Utilities > Backup Manager.

  1. Click Upload.

  1. Click Browse and select the required backup file.

Note: Make sure you select the appropriate backup file format, which depends on the operating system on which Plesk is installed. On Linux/Unix systems, you should upload tar or zipped tar archives, and on Windows, ZIP archives.

  1. Click Ok
  1. The backup file will be uploaded to the backup storage.