Now You can manage or delete Old Backups files in
other drives also, just go to the Net Protector -> Protection Tab -> Data Backup -> Manage Backup -> Manage Old Backup
Once click on Manage Old Backup. here you can delete backup folder of other drives. just Click on the Old Drive or Folder and then Click on “Unlock”
After this you will be able to delete the folder. Explore or Browse to the folder and then Delete it.