How to Boot Your Computer From a Disc or USB Drive

Usually, you boot your computer from its main hard drive, which contains your operating system (like Windows). But occasionally, you may need to boot from a CD, DVD, or USB drive—say, if you’re running a recovery program, or testing out a new operating system like Linux.

How to Fix Startup Problems with the Windows Startup Repair Tool

If Windows isn’t starting properly, you can often use the integrated “startup repair” tool to fix it. This recovery tool will scan your PC for problems like missing or damaged system files. It can’t fix hardware issues or Windows installation problems, but it’s a great first place to start if you’re experiencing trouble booting into Windows.

How to Set Up Authy for Two-Factor Authentication (and Sync Your Codes Between Devices)

Strong passwords are not enough anymore: we recommend using two-factor authentication whenever possible. Ideally, that means using an app that generates authentication codes on your phone or a physical hardware token. We prefer Authy when it comes to authentication apps—it’s compatible with all sites that use Google Authenticator, but is more powerful and convenient.

How to Manage App Permissions on Android

Android permissions used to be a mess, but modern versions of Android have simplified them greatly. Now, Android has an iOS-style permission system in which you grant apps access to certain features, hardware, or data as it needs them. You can also manually revoke permissions from any app—even ones designed for old versions of Android.

How to Uninstall and Block Updates and Drivers on Windows 10

Windows 10 automatically downloads and installs all updates. This includes security updates, feature updates, and driver updates provided through Windows Update. This is generally a good thing, but if a driver or update causes problems you can uninstall it and block Windows from downloading it again.

What Is Mixed Reality on Windows 10, and When Will I Be Able to Buy it?

Microsoft is building an ecosystem of “Mixed Reality” headsets from various PC manufacturers. They’ll be much less expensive than the Oculus Rift and HTC Vive, and will require much less powerful PCs. Mixed Reality features are here today in the Creators Update, but the headsets themselves will be available for purchase sometime in the 2017 holiday season.