The backups are in the HTI folder located on the Server.

Please follow the below steps on how to navigate to the backup folder:
1. Right-click on the Apex shortcut on the desktop
2. Click on "Open file location"
3. Open the Backup folder
4. The system will save the last 7 days' backups here. The date will be in the backup description.

DO NOT DELETE OR CUT/PASTE ANY BACKUPS FROM THIS FOLDER.