1. Verify that the attachment has a compatible download format.
2. Ensure you are connected to a stable and strong internet connection.
3. Check the size of the attachment to make sure it is not too large for your browser to handle.
4. Update the file association settings in your preferences section to recognize the attachment format.
5. Disable any pop-up blockers, or other tracking and security protection applications.
6. Contact your IT service provider to confirm the attachment format is supported in your version of the application, and/or if you need additional support.