Surface devices get updates through Windows Update. Find out what's included in each update and how to manually update your Surface. Select your device from the following list to see its update history.

Describes an update for Universal C Runtime (CRT) in Windows 8.1, Windows RT 8.1, Windows Server 2012 R2, Windows 8, Windows RT, Windows Server 2012, Windows 7 SP1, Windows Server 2008 R2 SP1, Windows Vista SP2, or Windows Server 2008 SP2.

How to turn on recurring billing. When recurring billing is turned on, you’ll be billed for your subscription on your renewal date. If you turn off recurring billing, your subscription will expire on the date shown, and you won't be billed in the future.

下载和安装. 通常 Skype for Business 是随 Microsoft 365 一起安装的。 如果已安装 Microsoft 365，但未安装 Skype for Business 且需要安装它，请参阅：

Learn how to designate an Xbox console as your home Xbox so you can share content with anyone else who signs in on your console.

Important: Reactions are only available to individuals using a work or school account in Outlook with a qualifying Microsoft 365 subscription.

Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.

Learn what types of controllers will work when cloud gaming using the Xbox app or web browser.

A Microsoft account is a personal account required for access to Microsoft’s products and services.

Your NAT type determines whether you can successfully use multiplayer gaming or party chat. The table below illustrates the differences between the NAT types and, based on your NAT type, who you can play multiplayer games with and hear in a party chat.