After you click on [export] button and export files to your devices. Your files will be decrypted and exported to the folder DCIM/Gallery Vault/Export in your storage.
Thank you for letting us know about this issue. We have already fixed it internally, you can update to the latest version. If you have any questions, please contact us via xdownloader.feedback@gmail.com
Thank you for your feedback. You can delete the data only in Google Drive, please contact with us via galleryvaultvip@thinkyeah.com, we will help you to solve the problem.