Dear Claretta, It was a pleasure helping you with your Dropbox issue today. Here is a summary of the resolution.
Issue identified : Unable to import files to Mobile Sheet using Dropbox
Solution Implemented : Called the customer / Assisted the customer to download the files from Dropbox using her phone (Dropbox > Open the file > Download) / Opened Mobile Sheet > Import > Local > Select the file that she downloaded / Successfully imported the file / No other issues raised / Issue Resolved / Answer Accepted
If issue resurfaces : If issue resurfaces in next 30 days, come back to this Question page and let me know. If you are unable to find your way back to this Question page, please contact our customer support either by email (s**t@experthelp.com) OR call us at ***-***-**** .