Backup Open and Locked Files with VSS (Volume Shadow Copy Se

Posted by @AOMEI

December 25, 2014

Usually you can’t backup open and locked files, in order to help you backup data conveniently, AOMEI Technology released free backupper software to backup open and locked files.

How Do You Backup Open and Locked Files?

Sometimes when you backup the files which are running, what will happen? Maybe you will get an error message like “can’t perform an operation, the file is running.” Why does this happen? Because enter the file may be locked if it is opened in exclusive mode by other program. But how you can backup locked and open files? The answer is VSS.

About VSS

VSS is short of volume snapshot service and also known as shadow copy or volume shadow copy service. It is a technology included in Microsoft Windows that allows the program to backup data without interrupting the work of applicants. If don’t use VSS, the program will automatically use the built-in technique instead of it for live backup.


  • VSS is supported Windows Sever 2008, Windows Vista, Windows 7, Windows 8.1, and Windows 8.
  • VSS requires the file system to be NTFS.
  • Volume shadow copy service is available only for local volume and isn’t available for a network.

Backup Open and Locked Files-AOMEI Backupper Standard

AOMEI Backupper Standardis free software which can help you backup open and locked files through VSS. VSS is short for Volume Shadow Copy Service which enables you to backup data without disturbing the working programs. It is convenient for you.

Step1: Download, install and launch it. Click Backup on the left side and then choose File Backup.

File Backup

Step2: Choose the files you want to backup and the destination you want to restore.

Choose Files and Destination

Step3: Click Settings and choose to use VSS. Then click OK.

Setting Backup

Besides, this software has other features which can help you prevent your data from losing, such as system backup, Incremental & Differential Backup, Backup to NAS and so on. You may downloadthis free software and just have a try.