Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.

Windows Photo Viewer isn't part of Windows 10, but if you upgraded from Windows 7 or Windows 8.1, you might still have it. To check, press and hold (or right-click) a photo in File Explorer, and select Open with. If Windows Photo Viewer isn't in the list, you cannot install it on Windows 10.

开始之前 确保要安装 Windows 11 的设备满足 最低系统要求 。 如果设备当前正在运行 Windows 10，建议使用 电脑健康状况检查应用 验证最低系统要求。 我们不建议在不符合要求的设备上安装 Windows 11。 有关详细信息，请参阅 在不符合最低系统要求的电脑上安装 Windows 11 。

How to access and change the privacy settings in Windows 10 and 11.

如果你有 Visio 计划 2 或非订阅版本（如 Visio Professional 或 Visio Standard2021 、 2019 或 2016 ），则可以安装和使用桌面应用。 如果拥有 Visio 计划 1 ，访问 Visio 的 唯一方式 就是通过 Web 应用版本访问。 若要了解如何以这种方式访问 Visio，请选择下面的 “适用于 Web 的 Visio ”选项卡。

Learn how to use function VLOOKUP in Excel to find data in a table or range by row. Our step-by-step guide makes vlookup in excel easy and efficient.

Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. There are three methods to which you can activate your product: Online via the internet, by telephone using our automated systems, and by a live support advocate. Online: When you begin activation ...

Windows Hello 是登录到 Windows 设备的一种更个性化、更安全的方式。 在 Windows Hello 中，你可以使用面部识别、指纹或 PIN 登录，而不是使用密码。 了解如何使用 PIN、面部识别或指纹通过 Windows Hello 登录电脑。

Try these solutions if you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out.

If you have Visio Plan 2 or a non-subscription version such as Visio Professional or Visio Standard 2021 , 2019, or 2016 you can install and use the desktop app. If you have Visio Plan 1 the only way for you to access Visio is via the web app version. To learn how to access Visio this way, select the Visio for the web tab below.