I used 14 secret codes to unlock menus of settings on my iPhone and Android - how it works

Dial these secret short codes on your phone to unlock hidden settings, secret menus, and powerful features most users never discover.
Tech Advisor on MSN

Apple iPhone 17 review: This is the year to upgrade

At a glance Expert's Rating Pros ・More storage for the same price as last year’s model ・120Hz ProMotion and Always-On Display ...