By AOMEI / Last Updated October 23, 2019

What is aMirrorBackup

Mirror backups are as the same suggests a mirror of the source being backed up. With mirror backups, when a file in the source is deleted, that file is eventually also deleted in the mirror backup. Because of this, mirror backups should be used with caution as a file that is deleted by accident, sabotage or through a virus may also cause that same file in mirror to be deleted as well.

How toCreate a NASMirrorBackup

NAS mirror backup is mirror backup between NAS and NAS. After understanding what NAS mirror backup is, you may wonder how do I mirror two NAS devices. For every computer users, all of them want to apply a tool which has perfect function, simple operation and something inexpensive. A backup software called AOMEI Backupper is the best choice for your NAS mirror backup. AOMEI Backupper is a backup software which has powerful function, and even a new user of it can acquaint the operation easily. Besides, it is free for you to create a NAS mirror backup. In AOMEI Backupper, to create a NAS mirror backup equals to the File Sync function.

File Sync is a feature which allows you to synchronize files and folders to other locations, including a local disk, an external hard drive, another computer on the network, NAS, and removable USB flash drive and so on. So you can always keep your important data in sync on your devices. For example, you can backup your working files or other files by sync them to other location.

So now let me show you the detail of creating a NAS mirror backup.

Step1. Download AOMEI Backupper, install and launch it. Click File Sync under the Backup option on the left tab.

File Sync

Step2. Input a Task Name for your NAS mirror backup to make a distinction between it and other backups. Click Add Folder, then select Share/NAS.

Select Folder

Step 3. Then click Add share or NAS devices. Input IP address, username and password of NAS you want to mirror. If you want to do the sync anonymously, check the Anonymous box.

IP Address

Step4. Then click the Step2, select Share/NAS to Add share or NAS devices. Fill in the blank with the destination NAS information.

Destination NAS

Step5. Click Start Sync to begin the File Sync. When it is done, click the Finish to close the interface.


●Because of the special point of mirror backup, you need keep your source file with caution. Anything you do on one of the mirror backups, it will reflect to another.

●Keep your network normally running, or you can not attach to your two NAS devices and create the NAS mirror backup.

●If you want to schedule the file sync, you can do a schedule task on it.