如果 Service Pack 1 在 Windows 版本下列出，则 SP1 已安装在电脑上。 开始之前 检查你的电脑是 32 位还是 64 位 你需要知道你的电脑是运行 32 位 (x86) 还是 64 位 (x64) 版本的 Windows 7 。 选择“开始”按钮、右键单击“计算机”，然后选择“属性”。 Windows 7 ...

Select Install (or depending on your version, Install apps> ). From the home page select Install apps (If you set a different start page, go to aka.ms/office-install .) For Microsoft 365 operated by 21 Vianet go to login.partner.microsoftonline.cn/account. For Microsoft 365 Germany go to portal.office.de/account.

This article describes the security and cumulative update for 3.5, 4.8 and 4.8.1 for Windows 10 Version 22H2. Security Improvements CVE-2024-21409 - .NET Framework Remote Code Execution Vulnerability This security update addresses a remote code execution vulnerability detailed in CVE-2024-21409. .NET Framework Defense in Depth Vulnerability ...

To sign out, go to Outlook.com. Select your account initials or account picture at the top corner of your Inbox. Select Sign out. Tips: If you don't see your picture at the top of screen, check to see if ad blocking is turned on. Sometimes this prevents the picture from showing. If you don't see see Profile or Account options, you can access ...

How to redeem a gift card, Xbox download code or token. Both Microsoft and Xbox gift cards and download codes and tokens work the same way: once redeemed to your Microsoft account, you can spend your balance at Microsoft Store online, on Windows or Xbox, and you can get downloads for the latest apps, games, movies, TV shows, and Surface, Xbox, and accessories.

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

若要使用 DirectX 诊断工具 检查你电脑上使用的是哪个版本的 DirectX，请选择 “开始” 按钮，在搜索框中键入 “dxdiag” ，然后按 Enter 。. 在 DirectX 诊断工具 中，选择 “系统” 标签页，然后在 “系统信息” 下面检查 DirectX 版本号。. 你首次使用 DirectX 诊断工具 ...

Wenn Sie ändern möchten, was auf Ihren Anzeigegeräten angezeigt wird, drücken Sie die Windows-Logo-Taste + P. Nachfolgend sehen Sie, was Sie auswählen können. Anzeigen Ihres Desktops auf mehreren Bildschirmen. Wenn Sie die Anzeige erweitern, können Sie Elemente zwischen den beiden Bildschirmen hin -und herschieben.

Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...

Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.