Sudo chflags -R nouchg ~/Dropbox ~/.dropbox ~/.dropbox-master You can restart your computer and repeat the following steps. If any of the following commands give you an error or don't respond, don't panic. Once the Mac terminal window pops up again, the requested task was completed and now you can add your next command.The password will not be visible as you type your password. Now you will have to provide your computer password (not the Dropbox account password) once you enter the first command screen.Copy and paste the following lines one at a time into Terminal.

Click on your profile picture and click on Quit Dropbox.Click on the Dropbox icon located on the menu bar.If you want to know why aren't dropbox files syncing on Mac and how to fix it? Then you can follow the given steps: How to Fix Dropbox Files Not Syncing on Mac? If the DropboxUpdate.exe process is disabled, you'll see the error message 'Dropbox will stop syncing soon because it can't update.' Make sure that you have this process running in the background. If you have mistakenly disabled the DropboxUpdate.exe process, you will see an error stating that dropbox files not syncing because it's not updated. The application automatically locks itself its open from one or more computers. Dropbox skips that file, and it will show a notification in the taskbar/menu that the file is already in use. Dropbox won't sync files if the file is already in use. This means one file is taking extra space for storage. If you are trying to sync two identical files with the same names, a 'Whitespace” conflict occurs. We will further discuss all the possible reasons why Dropbox is not syncing files. To recognize the problem you will have to go through certain steps. If Dropbox is not syncing any files, there might be a problem with it. Why Your Dropbox Aren't Sync Files on Mac PC?

Dropbox for mac not syncing