When you view an email in any category other than Primary, Mail will show a “digest” view of messages from this sender. The sender appears in a box at the top, with a note on how many messages you’ve ...

Your Mail app can sort your emails into different categories, but you don't have to use them if you don't want to.

Tech expert Kurt “CyberGuy" Knutsson urges you to use Apple’s App Privacy Report to see what your apps are really up to.