Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)

Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.

Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).

Note: Offers vary by country.Be sure to redeem your rewards points in the same region you signed up in. Do not use a VPN while trying to redeem points. When redeeming points, use a mobile or landline phone number for authentication and not a VoIP phone number.

Press and hold (or right-click) the MP4 file you want to play, select Open with, and then choose your preferred file player from the list of applications.

Published August 2021. This article is intended for users who are not able to upgrade to Windows 11 because their PC is not currently Secure Boot capable.

This content can help you with your work or school account, which is the account provided to you by your organization (for example, dritan@contoso.com).

To change your capture settings, press the Start button , and then select Settings > Gaming > Captures.The following sections cover the capture settings you can adjust.

The Xbox app on PC relies on two Microsoft accounts: the Microsoft Store account, and the Xbox account (your PC gaming account). The Microsoft Store account provides access to owned games, subscription benefits, and other Xbox app purchases made by that account. The Xbox account is used for game streaming access, in-game purchases, achievements, and friends.

Learn more about updates for Windows 10 version 1903, including improvement and fixes, any known issues, and how to get the update.