Are you still experiencing this issue? Since when did you start experiencing it? Do any error messages appear to you? Have you tried using Edge, Chrome, Safari, or Firefox browser, or tried using the browser after deleting its cache and cookies?
These problems are usually fixed by restarting the browser, logging out & back in, or deleting its cookies and cache. If you are still experiencing issues with the downloading projects, kindly send us a screen capture of the workflow so we can look into it.