Microsoft Authenticator FAQs | Microsoft Support
Microsoft Authenticator FAQs Caution A common trick of attackers is to contact you via text or phone pretending to be your bank, IT support, or other service provider and saying they need you to read them the code from your Authenticator to verify your identity on the call. Don't give them the code - they're trying to break into your account and are stuck at the verification prompt. No real ...
工作或学校帐户双重验证的常见问题 - Microsoft 支持
你可能会因异常活动而被阻止。 Microsoft通过评估每次登录、注册或客户互动的可信度和可信度来保护你、你的帐户和我们的服务。 如果你的作触发了警报或与典型模式明显偏差,我们可能会将其解释为潜在风险行为,从而导致我们不会发送代码的临时阻止。 可能会有来自你的地理位置 的严重受损 ...
Troubleshoot issues with the Xbox app on your smart TV or streaming ...
Find out how to fix problems with the Xbox app on your smart TV or streaming device.
Download OneDrive - Microsoft Support
Keep your files, photos, and videos automatically backed up and available on all your devices.
Unlicensed Product and activation errors in Office
If Microsoft 365 or Office activation fails, you'll see Unlicensed Product or Non-commercial use / Unlicensed Product in the title bar of your Microsoft 365 or Office apps, and most features of Microsoft 365 or Office are disabled. To restore all features of Microsoft 365 or Office, you'll need to fix the problem that's causing activation to fail.
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, Visio Plan 2, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Standard 2024, Office 2024, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 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, Office 2016, Microsoft 365 for home, Microsoft365.com, Office for business, Office 365 Small Business, Microsoft 365 admin, InfoPath 2013
How to perform a clean boot in Windows - Microsoft Support
How to perform a clean boot These steps might look complicated at first glance, but following them in order, step-by-step, will help get you back on track.
L’appareil photo ne fonctionne pas dans les Windows
Découvrez comment résoudre les problèmes lorsque l’appareil photo ne fonctionne pas dans Windows ou que vous voyez des erreurs 0xA00F4244 ou 0x200F4244.
Uninstall Microsoft 365 or Office from a PC - Microsoft Support
The following steps describe how to uninstall Microsoft 365 products on a PC (laptop, desktop, or 2-in-1). For Mac, see Uninstall Office for Mac.
Applies To:
Office 2024, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft365.com, 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, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Configure Startup applications in Windows - Microsoft Support
Learn how to optimize system performance by managing startup applications in Windows.
Share things with nearby devices in Windows - Microsoft Support
Learn how to share documents, links, and pictures with nearby devices using Bluetooth or Wi-Fi in Windows.