Microsoft 365 にサインインする | Microsoft Support
デスクトップ アプリケーションまたは Web ブラウザーから Office または Microsoft 365 にサインインする方法について説明します。
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2024 for Mac, Word 2024 for Mac, Outlook 2024 for Mac, PowerPoint 2024 for Mac, OneNote 2024 for Mac, Office 2024 for Mac, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, OneNote for Mac, Microsoft 365 for home, Office 365 Small Business, Microsoft 365 admin, Project Online, Microsoft 365 for Mac, Project for Office 365
XBOX system settings | XBOX Support
Learn how to manage core system settings on Xbox One or Xbox Series X|S, including language, location, time, and storage.
Anmelden bei Hotmail | Microsoft Support
Hinweis Ihr Hotmail- oder Outlook.com-Kennwort entspricht dem Kennwort Ihres Microsoft-Kontos. Wenn Sie sich anmelden können, aber Probleme mit Outlook.com haben, überprüfen Sie den Dienst status. Wenn der Status nicht grün ist, warten Sie, bis der Dienst normal ausgeführt wird, und versuchen Sie es erneut. Microsoft hält immer ein Auge auf ungewöhnliche Anmeldeaktivitäten, nur für ...
Applies To:
Outlook.com
How to get a Microsoft account recovery code
Scroll down to the Recovery code section and select Generate a new code.
Applies To:
Microsoft account dashboard
修复 Windows 中的声音或音频问题 | Microsoft Support
如果“获取帮助”应用无法解决你的声音或音频问题，请尝试列出的可能解决方案。 Windows 11 中的常规音频疑难解答 请尝试以下常规故障排除步骤来帮助解决音频问题。 步骤 1. 在 Windows 设置中检查扬声器输出 如果有多个音频输出设备可用，请检查是否已选中适当的输出设备。 方法如下：
Install Office 2007 - Microsoft Support
Important: Office 2007 is no longer supported. If you still need to install this version, you'll need an Office 2007 installation disc and a product key for the version you're trying to install.
Applies To:
Office 2007
État de XBOX | XBOX Support - support.xbox.com
Consultez les services XBOX, les jeux et les applications pour les pannes de service.
Getting refunds for your purchase | XBOX Support
Learn how to request a refund for a purchase from the XBOX Store.
May 12, 2026-KB5088864 Cumulative Update for .NET Framework 3.5, 4.7.2 ...
Summary This article describes the security and cumulative update for 3.5, 4.7.2 and 4.8 for Windows 10, version 1809 and Windows Server 2019. Security Improvements CVE-2026-32177 - .NET Framework Elevation of Privilege vulnerability This security update addresses a Elevation of Privilege vulnerability detailed in CVE-2026-32177. CVE-2026-35433 - .NET Framework Elevation of Privilege ...
Fix problems that block programs from being installed or removed
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.