To force a physical download of a folder to your computer:
Here are the three most effective ways to do it, depending on your operating system and needs. This method is ideal when you are using a public computer or only need to download a specific folder without syncing your entire Dropbox account. how to download dropbox folder to computer
Right-click the zip file and select “Extract All” (Windows) or double-click it (Mac) to unzip the contents. Note: If the folder is larger than 20GB, Dropbox will notify you that large folders must be downloaded via the desktop app instead. Method 2: Via the Dropbox Desktop App (Best for Large Folders) If you have Dropbox installed on your PC or Mac (File Explorer on Windows or Finder on Mac), you have two options: Online-only (shortcut) or Local (physical copy). To force a physical download of a folder
Navigate to the folder you want to download. Note: If the folder is larger than 20GB,
Log in to www.dropbox.com .
Look at the top-right corner of the window. Click the “Download” button (it looks like a downward-facing arrow inside a cloud).
Select “Make available offline.”