If you have shared a file in Dropbox but now need to replace it without changing the previously shared link, don’t replace the file in the Finder. Adam Engst explains what to do instead.

Dropbox has introduced a three-device limit for its free Basic accounts as of this month. However, if you have four or more devices currently linked to your Dropbox account, they’ll remain connected for now.

Is your Finder sputtering and freezing? Josh Centers solved his Finder problems by cleaning out his Downloads folder and toggling Dropbox’s Finder integration.