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

Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by:

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.

To install Authenticator on your Android device. Scan the QR code. or download and install Authenticator from the Google Play store.

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

Learn how to reinstall Windows on your PC and how activation works after it's installed.

Try Microsoft Update or contact your company help desk. To download an update manually, see Office Updates. Go to Control Panel > Programs > Uninstall a program. Find and select your version of Microsoft Office on your computer. In the bar above, click Change. Select Quick Repair > Repair.

Describes how to obtain the latest version of DirectX to enable games and multimedia applications on your system.

Basic tasks in Excel. Excel is an incredibly powerful tool for getting meaning out of vast amounts of data. But it also works really well for simple calculations and tracking almost any kind of information. The key for unlocking all that potential is the grid of cells. Cells can contain numbers, text, or formulas.

To start a new line of text or add spacing between lines or paragraphs of text in a worksheet cell, press Alt+Enter to insert a line break. Double-click the cell in which you want to insert a line break. Click the location inside the selected cell where you want to break the line.