Missing Notifications for Read Messages
You are not getting notifications for read messages.
Nylas detects an email has been read by embedding an image pixel into the message HTML. The image pixel needs to be downloaded for Nylas to detect that the message was opened. Only the initial download is tracked.
- The mail client only read text-based email and doesn't accept HTML.
- The mail client strips images from HTML emails.
- The mail client doesn't allow images to be downloaded.
- Reach out to the user and verify if they can accept images.