TitleLeaf automatically removes the files associated with a package after a specified number of days defined by the "Package Cleanup Span" setting (Admin > Management > Settings > Package):
...
If your disk usage is high, you can consider removing package files manually. The TitleLeaf term for deleting a package files file is cleanup. For detailed information, follow the procedure below:
Navigate to the Packages list page (Admin > Packages > List).
...
Browse for packages with large size values.
...
Click the ID link for the package that you'd like to cleanup. Note the file size of the package.
...
Click the Cleanup Package link in the sidebar to delete the associated package files.
...
Note the success message and that the file size is no longer indicated.
...
