Note: To upgrade to Windows 11, devices should meet the Windows 11 minimum system requirements.Some Windows 10 features aren't available in Windows 11. System requirements to experience some Windows 11 features and apps will exceed the Windows 11 minimum system requirements.Find Windows 11 specs, features, and computer requirements

Apprenez à activer Windows à l'aide d'une clé de produit ou d'une licence numérique, à vérifier l'état de votre activation et à lier votre compte Microsoft.

Find out how to stop Windows Security from alerting you about or blocking a trusted file, file type, or process, by adding it to the exclusions list.

All Xbox digital codes are 25 characters long, include both numbers and letters, and are formatted in five blocks of five characters (xxxxx-xxxxx-xxxxx-xxxxx-xxxxx).

Klaar voor de installatie? Controleer voordat u begint of uw pc of Mac voldoet aan de systeemvereisten.. Als u al een productcode hebt ingewisseld, u de apps gewoon opnieuw installeert of als u weet dat u een licentie hebt toegewezen via werk of school, kunt u doorgaan en naar de sectie aanmelden gaan om Microsoft 365 of Office te downloaden en installeren.

在进行 InPrivate 浏览时是否更安全？ InPrivate 浏览模式不会针对恶意网站提供更好的防护，也不会提供额外的广告阻止功能。 在 InPrivate 浏览会话期间，网站仍可以为你个性化设置内容，因为在你关闭所有 InPrivate 窗口之前，Cookie 和其他站点权限不会删除。

Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.Therefore, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.

Try it! OneDrive gives you one place to store, share, and sync your work or school files. As part of your organization's Microsoft 365 subscription, or SharePoint Server, you can save your files in OneDrive and then work with them from almost any device.

要求首先连接到 ISP POP3 (传入) 电子邮件服务器 连接以检索新电子邮件时，通常会连接到 POP3 (传入) 电子邮件服务器。你需要提供用户名和密码才能访问邮箱。 网络管理员可以配置服务器，以便在你第一次连接 POP3 电子邮件服务器并进行身份验证时，它将批准你通过通常受限的 SMTP 出站服务器发送 ...

Get started with basic tasks in Excel such as opening a workbook, entering and formatting data, calculating data, and trying some quick analysis features..