To download for all cases, including case email attachments and files stored in case records - 


1. Go to the 'Mass File Download' Tab.

2. Click on 'Related Files & Attachments' and select Object as 'Attachment'.

3. You can add the 'Filter' or 'SOQL' query as per our requirement to filter out the attachments.

4. Select Object --> Case and Email Message and hit the 'Search' Button. Here up to 50000 files will be searched.

5. Click on the 'Select All' checkbox and download all searched Case and Email Message Attachments in one go as shown in the below image. With one click you can download 2000 files.

Note - If you need your downloaded Attachments in Zip and subfolder format then on the "About Mass FIle Downalod' tab turn ON the below 2 toggles and hit the Save button.