You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. Run the System File Checker tool (SFC.exe)

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs. It also fixes corrupted registry keys. First, you'll need to download the troubleshooter. Download troubleshooter.

In the Control Panel search box, type create password reset. Select Create a password reset disk, and follow the remaining instructions. When you're finished, remove the USB flash drive and keep it in a safe place. Note: you don't have to create a new disk when you change your password.

Find out how to set up and use the Xbox Wireless Adapter for Windows, including how to connect the adapter to your Windows device and pair your controller to the adapter.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

Update your Xbox Wireless Controller. Keeping your controller updated with the latest software maximizes your controller's capabilities and compatibility. You can update your controller wirelessly, with a USB connection, or on a PC using the Xbox Accessories app.

PC Health Check app brings you up to date info on your Windows device health, helping you take action to improve your device performance and troubleshoot performance problems. It is periodically updated based on customer feedback to help you make the most of your Windows PC. How to open PC Health Check. In Windows, use Search on the taskbar to ...

To save space on your PC, you can delete the recovery image from your PC and use a recovery drive instead. Windows 8.1 includes a built-in tool to create a USB recovery drive. Windows will let you know how big the recovery partition is, and you'll need a USB flash drive at least that big.

To create a recovery drive in Windows 11: In the search box on the taskbar, search for Create a recovery drive and then select it. You might be asked to enter an admin password or confirm your choice. When the tool opens, make sure Back up system files to the recovery drive is selected and then select Next.