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How To: Diagnose Your Car's Check Engine Light Using an Android Phone

Whether you're a professional mechanic, a hobbyist, or someone who just wants to know why their check engine light came on, your Android device and an OBD-II adapter can provide insight as to what's going on with your car. Most adapters sell for less than $10, and once you plug it into your vehicle, you'll just need a good app to help you make sense of all the data it can gather.

How To: Bypass Restrictions to Install 'The Elder Scrolls: Legends' on Any Android Device

Blizzard's Hearthstone was a rousing success with more than 10 million downloads on the Google Play Store. Not taking things lying down, Bethesda, the creator of The Elder Scrolls, has come up with a card game based off its popular fantasy franchise. The Elder Scrolls: Legends is now out in the wild, though, officially only available for select Android tablets. But with a little creativity, there's a way to game the system and play Legends on any Android device. The Elder Scrolls: Legends is ...

How To: Test Drive 'Death Road to Canada' for Free on Your iPhone Before Purchasing

The popular RPG Death Road to Canada has finally arrived for the iPhone and iPad, and its impact is immediate. It's fast becoming a top contender for mobile video game of 2017, and it's very easy to see why. The game blends decision making and good old zombie bashing to create a refreshingly unique experience. Add to that the motley cast of survivors that you can recruit, plus the secrets waiting to be discovered, and this game is sure to suck up countless hours of your time.

How To: Save Battery When Playing YouTube Music on Your Galaxy, Pixel, or Other AMOLED Device

If your phone has an AMOLED display, it doesn't waste any battery to power black portions of the screen. This is because the individual pixels that make up an AMOLED screen emit their own light, which means the backlight you'd find behind a traditional LCD screen is not present. In other words, showing a full-screen black image on an AMOLED phone is like turning your display completely off.

How To: Set Your Android to Atomic Time for a Perfectly Synced Clock

For most Android phones, the system clock is set using a protocol called NITZ, which relies on a connection with your carrier to ensure that the time stays in sync. The trouble here is that this feature won't work when you're outside of cellular range, and a lot of times, the carriers themselves have technical difficulties that can result in your phone's clock being minutes or even hours out of sync.

How To: Change Your Android TV's Screensaver

Much like the Chromecast, Android TV devices such as the Nexus Player and Nvidia Shield TV have always had those beautiful background images as their default screensaver. However, unlike the Chromecast, these "Backdrop" images, as they're called, weren't always customizable on Android TV.

How To: Speed Test Your Chromecast or Android TV

The Google Cast feature that serves as the primary interface for the Chromecast and comes bundled with Android TV devices like the Nexus Player is a marvel of modern technology. But as these things go, troubleshooting issues can be difficult with something so groundbreaking, especially when you consider that there are two parts to the equation—the casting device (your phone, tablet, or computer) and the receiver.

How To: Enable Free WiFi Tethering on Android Marshmallow

Starting in Android 4.3, Google added some code to AOSP that tagged your internet traffic when you were running a mobile hotspot, which made it incredibly easy for carriers to block tethering if you didn't have it included in your plan. But as of Android 6.0, this "tether_dun_required" tag has been removed, which means you no longer have to edit a database file to get tethering up and running.