FreeFileSync Forum

I worked around the situation by using the 'Use Local Settings' option for each pair of folders to be synchronized.
I created the top-level path below the backup destination folder, as shown in the image.
I added a timestamp (file) and retention for the last 5 files.
This way, when a file is deleted ...

@Lexirose
Apparently, I'm having the same issue as @Snellybob, but on Windows.
As an example, I copy the folder b:\Videos to g:\backup\Videos.
I use the Synchronize / Mirror option, and in the Versioning Control, I move the files (modified or deleted) to the folder G:\BACKUP_ALT, organized by date ...