FreeFileSync Forum

Have you checked the manual/tutorials?

https://freefilesync.org/manual.php
https://freefilesync.org/tutorials.php

A mirror sync will adapt the ride side folder to match the left side folder (deleting files & folders that appear in the right side location but that don't appear in the left side ...

Depends on how complete you're talking. FFS will copy files from one location to another. But the C drive is going to tend to contain a lot of stuff that FFS will not copy, such as hidden system files, and the OS and such.

If you just want files, a mirror (or update) operation will copy them over ...

Yeah there are apps that save space that way. I use Duplicate Cleaner by DigitalVolcano, which is actually why I had this question. When I deduplicate a drive by introducing hardlinks, and then use FFS to back it up to another location, I'd like to have it actually mirrored by having hardlinks be ...

I'm not sure I understand how that would work for my scenario. What would the process be for utilizing this feature to accomplish the task of performing an update sync from one drive to another, ignoring folders that have not changed?

I checked this old post and the ones linked to there, as well as a couple others that mention hardlinks, but their concerns seem more about softlinks...

https://freefilesync.org/forum/viewtopic.php?t=4902

In this post the user mentions how hardlinked files will be synced to the new location as two ...

Anything on this?

Did I miss something? It sounds like you just deleted to the recycle bin. Using the restore function from there should put the files back into their original location. Did this not work?

I have a folder that contains over 800 folders, which in turn contain a combined total of over 5.4 million files. New files are regularly added to various folders, but there is no set schedule as to how many or which folders will be added to.

I'd like to maintain a backup of this master folder by ...