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Download and install Skype for Business on Windows
Skype for Business makes it easy to connect and collaborate with coworkers and business partners around the world: Start instant message conversations and voice or video calls.
Applies To: Skype for Business, Skype for Business Online
January 9, 2024—KB5034122 (OS Builds 19044.3930 and 19045.3930)
Windows 10, version 20H2 and Windows Server, version 20H2 update history; End of service statement; May 9, 2023—KB5026361 (OS Builds 19042.2965, 19044.2965, and 19045.2965)
Make older apps or programs compatible with Windows
Change the application's high-DPI scaling mode. In the High DPI scaling override area, select Override high DPI scaling behavior, and then try one of the following options:. Application – Disable all Windows scaling settings and only use the app developer's setting. This option was called Disable display scaling on high DPI settings in previous versions of Windows.
Office Help & Training
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Office Help & Training
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Improve accessibility with the Accessibility Checker
Apply recommended actions. In the Accessibility pane, you'll see a list of errors and warnings, with how-to-fix recommendations for each.. To quickly correct the issues, apply one of the recommended actions. For more information on how the findings are categorized, see Rules for the Accessibility Checker. In the Accessibility pane, select an issue under Warnings or Errors.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, OneNote for Microsoft 365, Visio Plan 2, 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 for the web, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Visio Professional 2021, Visio Standard 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Visio Professional 2019, Visio Standard 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, OneNote 2016, Visio Professional 2016, Visio Standard 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin
Xbox Support
Xbox Support ofrece ayuda para Xbox, Game Pass y preguntas sobre facturación. Obtén consejos y servicio de atención al cliente en la comunidad de Xbox Support.
Windows摄像头、麦克风和隐私 - Microsoft 支持
在Windows,将相机和麦克风作为设备的一部分,Teams视频呼叫、拍照、录制视频等。 许多应用和服务都会请求并使用摄像头或麦克风,而 Windows 设置让你控制哪些应用可使用你的摄像头或麦克风。
Xbox console and accessory manuals | Xbox Support
Get manuals for Xbox consoles and all Xbox accessories in your language.
Frequently asked questions: AI, Microsoft Copilot, and Microsoft ...
Microsoft Copilot is an AI-powered digital assistant designed to help users with a range of tasks and activities on their devices. It can create drafts of content, suggest different ways to word something you've written, suggest and insert images, create PowerPoint presentations from your Word documents and many other helpful things.