How to White List Senders in Mail App on iPhone
By Emma Chase
The iPhone Mail app allows you to flag certain senders as “safe senders.” This is also called white listing. When you white list a sender, you're telling the Mail app that emails from this sender are safe, so their emails will appear in your inbox instead of your junk mail. We'll walk you through how to stop emails going to junk by marking them as safe in the Mail app.