human
How to mark all emails as read on my iPhone?
assistant
Mark All Emails As Read iPhone
1. Open the Mail app on your iPhone.
2. Tap the name of your current inbox in the upper-left corner.
3. Tap All Inboxes.
4. Tap "Edit' in the upper-right corner.
5. Tap Select All in the upper-left corner.
6. Tap Mark in the lower-left corner.
7. Tap Mark as read.