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I used these 14 secret codes to enable hidden menus on my iPhone and Android

Enter these short codes on your phone to unlock hidden menus, secret settings, and bonus features you might not know about.

But I recently learned, thanks to ZDNET's sister site PCMag, that your device itself also supports many secret phone codes that unlock hidden menus. Elyse Betters Picaro / ZDNETCall forwarding is useful if you're traveling, using a different phone temporarily, or want all calls sent to a work or home line instead of your mobile. Elyse Betters Picaro / ZDNETI didn't test this code because reports say it will instantly wipe an Android phone and reinstall its original firmware -- with no warning screen.

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