This troubleshooter assists customers whose machines are not yet updated to the latest release, Windows 10 Version 1607. This update will initially be released only to a small set of targeted customers. This set will expand over time. Windows users can start the assistant from this article.

For more information see How to back up and restore the registry in Windows. There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results. Right-click Start , then select Run. Type regedit in the Open: box, and then select OK.

Create a recovery drive so you can reinstall Windows 10 or Windows 11 in case you experience a major issue such as hardware failure.

Map a network drive to get to it from File Explorer in Windows without having to look for it or type its network address each time.

Learn how to install Office 2010, or install and remove individual Office programs or components for both 32-bit and 64-bit versions of Office.

Learn how to switch out of S mode to install apps from outside of the Microsoft Store or to upgrade to Windows 11.

Learn how to use Snipping Tool to capture a screenshot, or snip, of any object on your screen, and then annotate, save, or share the image.

Learn how to find your Windows product key for activation or when to use a digital license instead.

Learn how to create and use formulas in Excel with this comprehensive guide. Find out how to perform calculations, manipulate cell contents, and test conditions.

On the Tools menu, click Internet Options, and then click the Content tab. Click Certificates, and then click the Personal tab. Important: If you digitally sign a document by using a digital certificate that you created, and then you share the digitally-signed file, other people cannot verify the authenticity of your digital signature without ...