Choose from a variety of Surface devices and accessories to get help.

With Microsoft Forms, you can create an instant, real time poll in seconds in Microsoft Teams. Post a poll in your Teams channel or quickly gather feedback in a chat pane.

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

To install a 64-bit version of Windows, you need a CPU that's capable of running a 64-bit version of Windows. The benefits of using a 64-bit operating system are most apparent when you have a large amount of random access memory (RAM) installed on your computer, typically 4 GB of RAM or more.

Back up the registry manually. Select Start , type regedit.exe in the search box, and then press Enter.If you are prompted for an administrator password or for confirmation, type the password or provide confirmation.

Introducing Microsoft Phone Link Our evolution of the former Your Phone app brings a new name to the user experience. With the new Phone Link on your Windows PC and the new Link to Windows app on your Android device, accessing your mobile apps and content has never been easier!

某些帐户是使用当前日期而不是出生日期创建的 - 这出人意料地很常见，我们正在努力防止帐户创建错误。 如果你是成年人，但帐户的出生日期不正确，则需要像更改孩子一样更改帐户信息。

Desligar completamente o computador. Para desligar, selecione Iniciar e, em seguida, selecione Power > Desligar.. Suspensão. O sleep usa pouca energia, o computador é iniciado mais rápido e você volta instantaneamente para onde você foi deixado.

Windows Update Delivery Optimization helps you get Windows updates and Microsoft Store apps more quickly and reliably. You’re in control over whether you use Delivery Optimization with the settings described in this article.

Review the record of the steps you followed to make sure it shows what you want it to show. Select Save, name the .zip file, choose where to save it, and then select Save.Now you can attach and send this .zip file to the person helping you troubleshoot the problem on your PC.