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Can I Backup Files in their Native Format?

In order to back up files in their native format, simply switch off deduplication in the Deduplication tab. Uncheck the option “Activate Deduplication (Delta Compression), and switch off data compression in the Compression tab by unchecking “Turn on compression to save space”. See Backup Software Without Compression Option: As-Is File Backup.

Can I Move the Backup Folder?

Yes, the backup folder may be moved when the backup is not running. Please stop the backup and disable the task first and then ensure that all files are moved, beginning with the backup’s root folder. You will see subfolders, such as C_ or , in the root folder, as well as several BackupChain.config* files. […]

What is the FastNeuronDelta file extension?

FastNeuronDelta is the proprietary file format for deduplicated file backup chains. A backup chain consists of one full backup and N incremental or differential backups (deltas) that follow and depend on it. The file name extensions are as follows: .1.FastNeuronDelta files are full (compressed and optionally encrypted) file copies .0.FastNeuronDelta files are increments or differentials […]

How to Run Powershell Commands Automatically

In order to run Powershell commands before and after backup tasks, use the corresponding fields in the Options tab. The C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe C:\scripts\myscript.ps1 Check the external utility and enter the above path as shown below:   The command may also be passed as an argument, like this: C:\Windows\System32\WindowsPowerShell\v1.0\PowerShell.exe -Command {enter commands here} Important Please make sure […]

How to Exclude Files by File Extention from Backups

To exclude files of a certain type from backups, use the File Versioning/Cleanup tab, and if the extension is not already there, click the Add button and enter the extension in the following format. For example: you would enter *.pst to set up a rule for PST files. Then set ‘number of backups to keep’ […]


The error VSS_E_FLUSH_WRITES_TIMEOUT may occur in various circumstances. This error usually means the preparation of a VSS shadow took too long. The timeout is fixed in Windows and can’t be changed. Usual suspects here are heavy fragmentation on C: or having too many shadows in the system. Please check using vssadmin list shadows there should […]

Task Chaining With or Without Wait Option

The Options tab offers a feature called Task Chaining, which allows the configuration of a task to follow the current task: When Should the Wait  Option be Used? Typically when you chain tasks, it’s done to avoid overlapping tasks and to avoid having to wait in between tasks unnecessarily. When a chain of task a+b+c […]

What’s New in v4.0.5441?

We are excited to announce the second maintenance release of BackupChain version 4 (build 4.0.5441) and the 10 year anniversary of BackupChain! New Features & Changes The major new features and changes are outlined below: Breaking changes: none Centralized Management This new feature allows you to connect all your BackupChain instances together and control and […]