Android: Hold down the power button, or the power button and the volume down key (depending on your Android phone), until the on-screen menu shows up, and then tap Restart. If your phone doesn't offer ...

We hear Signal is in the news. As longtime fans of the app, and secure messaging more broadly, we feel like it's our duty at Engadget to ensure you know how to use the software properly. Signal is ...

I grew up watching The X-Files. In the late 1990s, cell phone reception was nothing like it is today. So back then, I couldn't help but question how Scully and Mulder could call their boss, Skinner, ...

Wi-Fi can easily serve as a backup for your cellular network for calling and texting, especially if you find yourself without signal. Mike Sorrentino is a Senior Editor for Mobile, covering phones, ...

Messaging is still one of the best ways to communicate with your friends and family. To send an SMS, all you need is a SIM card with an active messaging plan installed on your smartphone. But what if ...

Some strategies on how to best use Signal to keep your messaging secure. Some strategies on how to best use Signal to keep your messaging secure. is a senior science reporter covering energy and the ...