ZDNET's key takeaways Use these codes to forward calls, pay your bill, check balances, etc.Some of the codes work only on certain carriers or devices.One of the codes also might erase your data, so ...

With iPhones, you can change how detailed an app’s notifications are by going Settings > Notifications, selecting that app ...

Here are the clear signs your Android or iPhone is being monitored, how to detect them, and practical ways to protect your ...

Android System Key Verifier has actually been available as a separate app before. Now, right from the Messages app, you and a ...

Google has been steadily adding new security and protection features to Android. The company introduced anti-theft protection ...

Go back to Settings > System and scroll down until you find the "Developer options" entry. Tap that entry. Scroll down until you find the "Quick settings developer tiles" entry and tap it. On the ...

Follow ZDNET: Add us as a preferred source on Google. I've spent large portions of my life looking for ways to extend the battery life on my Android phones. Admittedly, that sounds rather dramatic, ...

There are several ways to check your app usage on an Android phone or tablet, all of which can be found in your Settings app.

Android devices are vulnerable to a new attack that can covertly steal two-factor authentication codes, location timelines, ...

You can find the option in the Google Phone app settings > Call ID announcement > Announce Caller ID. From here, make sure to ...

Cyber criminals can target both iPhones and Android devices, and signs such as rapid battery drain, unfamiliar apps, or ...