Hello and thank you for reaching out regarding file naming.
Creating custom filenames can be applied through your Portal at your convenience :
- Select Mailbox from the left-hand side
- Select which mailbox you would like to create custom filenames for
- Select "Data Management."
- Select "FileNaming"
- From here, enter the parameters you would like applied
- Select "Save File Name"
https://ecgrid.freshdesk.com/support/solutions/articles/6000277825