· Folder copier, not file copier. Robocopy syntax is markedly different from standard copy commands, as it accepts only folder names as its source and destination arguments. File names and wild-card characters (such as *.*) are not valid source or destination arguments. Files may be selected or excluded using the optional filespec filtering argument. · This option lets you make files online-only. This means you can free up more storage space on your computer by storing the contents of your files exclusively in the cloud. So, the main difference between Selective Sync and Smart Sync is the place where you store your files (your local drive vs. Dropbox cloud). Login to Dropbox. Bring your photos, docs, and videos anywhere and keep your files safe.
Robocopy Incremental Sync. Windows sync two folders with command line tool - Robocopy is quite simple as long as you specify the right parameters. Besides, Robocopy could create incremental sync task for you. If there is a change on the source folder, you could use /xo or /xc to let Robocopy sync changes only to the destination folder. Any process that tries to access a file marked as online-only will cause Dropbox to download the file and mark it as local again. File backups, antivirus/malware scans, browsing a folder in applications with file previews enabled, etc. ANY process that touches a file can cause it. Basically, Dropbox sees that something is trying to access an. Online-only files use just a small amount of hard drive space to store information like the file name, size, and thumbnail, but the full contents of the files are stored securely in the Dropbox cloud. You'll always see your online-only files on your computer, so when you need them, you can open them with just a click.
Make a file available offline on a computer. Download the Dropbox desktop app, if you haven’t already. Make sure there’s an application on your computer that can open your files offline. For example, to view a PDF, you need a PDF viewer installed on your computer. Open File Explorer (Windows) or Finder (Mac) and navigate to the file or folder. First, you need to install the Dropbox desktop app on your computer. Then, launch the app, click on your profile picture (top-right corner), and go to Preferences. Select the Sync tab and go to Selective Sync. Click on Selective Sync (Windows). By the way, if you’re on Mac, select Choose folders. I ran a robocopy command several times. To my surprise, it copied all files during each run again. The description of the ropocopy command made me believe that it only does copy files when spotting a difference between source and target in name, timestamp, or size. Here are the options I'm using: /NDL /NFL /S /E /COPY:DAT /PURGE /MIR /MT:8 /R
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