Open theMailboxesscreen in theMailapp.
Scroll to the top to find the search box and tap it to start searching through the emails.
Open theMailapp to the folder where you think the message you’re looking for might be.
Enter the desired search term.
iPhone Mail 3 and 4 only search the header lines, not the message text.
This option isn’t available for all email providers.
Search Mail With Siri
Another way to search email on your iPhone or iPad is with Siri.
You don’t have to launch the Mail app to do it.
If you want to see emails from today, say, “Which email arrived today?”
In seconds, the screen populates with all emails that match the search.
you’re free to tap any of them to jump right to the message in the Mail app.
Siri searches across all email providers and folders with a single search.
