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If you’re out and about and there’s no free Wi-Fi available, you can use your iPhone’s internet connection on another device, like a laptop or tablet. This feature is called “Personal Hotspot” on the iPhone (also known as “tethering”), and you can use it over Wi-Fi or USB.

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Do you wish you could browse a massive collection of retro games from your couch, without having to connect a bunch of systems or cobble together various emulators? RetroArch makes it possible. This all-in-one emulation station can run almost any retro game imaginable, and works on Windows, Mac, and Linux computers.

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Enable BitLocker encryption, and Windows will automatically unlock your drive each time you start your computer using the TPM built into most modern computers. But you can set up any USB flash drive as a “startup key” that must be present at boot before your computer can decrypt its drive and start Windows.

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So you’ve installed the iOS 10 beta and, well, you don’t love it. No problem, because you can roll right back to iOS 9.

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With the arrival of Windows 10’s Bash shell, you can now create and run Bash shell scripts on Windows 10. You can also incorporate Bash commands into a Windows batch file or PowerShell script.

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Chromebooks include only a small amount of internal storage. However, they support external storage devices like USB flash drives, external hard drives, and microSD cards. Use an external storage device to expand your Chromebook’s storage or transfer files between Chromebooks and other computers, including Windows PCs and Macs.

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You can reinstall Windows from scratch using the product key that came with your PC, but you’ll have to find installation media yourself. Microsoft offers free ISO files for downloading; you just have to know where to look.

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Macs don’t need third-party utilities like TrueCrypt to create a secure, encrypted container for your sensitive files. You can create an encrypted disk image using the built-in Disk Utility.

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Smartphones can be confusing—especially to those who may be less than enthusiastic about tech. And while manufacturers like Samsung and LG have stock options to simplify home screens and the app drawer, many others don’t have a built-in way to do this. Fortunately, there are plenty of launcher replacements in Google Play that can make navigating through an Android phone much simpler than it is out of the box. Out of all the ones I tested, however, two really stand above the rest: Necta Launcher and Wiser.

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Solid Internet connections aren’t available everywhere. If you want to watch streaming movies and TV shows on an airplane, on the subway, or somewhere out in the wilderness away from cellular towers, you can download them ahead of time.

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The Amazon Echo is a device that can quickly become the center point of your smarthome setup, but what if you live in a larger home where one Echo just won’t cut it? Here’s what you should know about bringing in a second, or even a third, Amazon Echo device into your house.

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Windows 10 includes an underlying “Windows Subsystem for Linux” to run Linux applications, but it’s only accessible via the Bash shell. However, there is a way to run Linux applications without first launching a Bash window.

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Sometimes you need to get stuff from your computer to your phone—pictures, files, links, text, etc. And most of the time, that’s way more of a pain than it should be. If you’re tired of uploading files to Dropbox or Drive, emailing links to yourself, or—worst of all—plugging your phone into your computer just to get your stuff from point A to B, stop. There’s an easier way. In fact, we’ve got three easier ways. Let’s get to it.

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Get ready for another format war! The next big thing in TV is HDR. But “HDR” isn’t just one simple feature–there are two different, incompatible HDR standards. That means not all HDR videos and games will work with every TV.

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When it comes to smart thermostats, there’s a handful to choose from, but the big three that stand out are the Nest, Ecobee3, and Honeywell Lyric. We’ve tried out all three to see which one has the upper edge, and where their features differ.

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Ready for a new version of the Apple Macintosh operating system? That’s good, because the newest version of macOS (formerly known as OS X) is out in beta, and it brings with it a whole slew of new features. Best of all, you can install it right now.

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Install Windows 10’s Ubuntu-based Bash shell and you’ll have a complete Ubuntu environment that lets you install and run the same applications you could run on an Ubuntu-based Linux system. Just like on Ubuntu, though, you’ll need the apt-get command to install and update software.

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The pretty-darn-stable public beta release of iOS 10 is available now. If you want to take advantage of it, we’re here to show you how to update your iPhone, iPad, or other eligible iOS device and try it out.

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To say Pokémon GO is wildly popular would be a vast understatement. To say the app’s use of your Google Account is wildly insecure would also be a vast understatement. You should revoke its access to your account now. (But don’t worry, there’s a way to keep playing.)

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SmartThings is a smarthome platform from Samsung that lets you set up sensors and other devices to automate certain tasks and secure your home. Here are some clever uses for those sensors that you may not have thought about.

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Windows 10’s Bash shell doesn’t officially support graphical Linux desktop applications. Microsoft says this feature is designed only for developers who want to run Linux terminal utilities. But the underlying “Windows Subsystem for Linux” is more powerful than Microsoft lets on.

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At some point or another, you might lose your phone. It’s always good to know what to do when that happens, but there’s another side to that story: what if you’re the person who finds a lost phone? You’d be surprised at how many people don’t know what to do when they find someone else’s phone—and really, there isn’t a single “right” answer. But there are a few things to keep in mind to make it easier for that person to get their phone back.

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I saw the “Family Hub” fridge at CES 2016, and was assured by a Samsung representative that it wasn’t a joke. It is a serious product you can now buy in stores, but it probably shouldn’t be.

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By default, Windows will automatically put your PC to sleep after several minutes of inactivity, or when you close the lid. It will hibernate your computer a certain number of minutes later, but if you’d rather it hibernate more often, the settings are a bit tricky to find.

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When you first install the Ubuntu Bash shell on Windows 10, you’ll be asked to create a username and password for the Bash environment. Bash will automatically sign into that user account whenever you launch the shell, but you can change it–and its password.

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