Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Learn about how tracking prevention works in Microsoft Edge. Adjust your tracking prevention setting to detect and block known trackers.

Important: Software and drivers that come with a printer via a disc might be outdated. The preferred method to install printer software and drivers from the manufacturer is to obtain the latest version by downloading it directly from the printer manufacturer's website. For more information on downloading updated printer software and drivers from the printer manufacturer, see the Download and ...

Driver updates for most hardware devices in Windows are automatically downloaded and installed through Windows Update. Windows Update updates drivers for various hardware including network adapters, printers, scanners, and video cards. Drivers updated through Windows Update are normally recent and up to date. However, drivers can also be updated through Device Manager. Drivers updated through ...

Microsoft Edge is designed to detect and block known trackers. We let you decide what trackers to block. You can choose from three levels of tracking prevention ...

ASCII and Unicode character encoding enables computers to store and exchange data with other computers and programs. Below are lists of frequently used ASCII and Unicode Latin-based characters. For Unicode characters for non-Latin-based scripts, see Unicode character code charts by script. In this article Insert an ASCII or Unicode character into a document Common symbol character codes Common ...

Note: If you want either the INDEX or MATCH function to return a meaningful value instead of #N/A, use the IFERROR function and then nest the INDEX and MATCH functions within that function. Replacing #N/A with your own value only identifies the error, but does not resolve it. So, it's very important, before using IFERROR, ensure that the formula is working correctly as you intend.

Use the Microsoft 365 Copilot app to create AI-generated images by describing your vision, choosing a style, and customizing size and branding.

Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.

Learn how to change settings to enable Secure Boot if you are not able to upgrade to Windows 11 because your PC is not currently Secure Boot capable.