Manage user accounts in Windows - Microsoft Support
Important: you should limit the number of administrators on your Windows device because administrators have complete control over the system.Administrators can change settings, install software, and access all files. If too many people have this level of access, it could lead to security risks like malware installation or unwanted changes to your system.
Find your BitLocker recovery key - Microsoft Support
You might be prompted for the BitLocker recovery key during startup, due to a security risk or hardware change:
获取最新 Windows 更新 - Microsoft 支持
Windows 设备可能会在不同时间获得新功能,因为 Microsoft 通过多种服务技术提供非安全更新、修补程序、改进和增强功能,包括受控功能推出 (CFR)。 如果你需要重启设备来完成更新,Windows 会通知你,你可以选择最适合你完成更新的时间。
Where to enter your Office product key - Microsoft Support
These steps apply only to Office Professional Plus, Visio Professional, or Project Professional. Step 1: Start an Office app, like Word, Project, or Visio, depending on your purchase.. Step 2: In the Sign in to set up Office window, select I don't want to sign in or create an account (it's a small link at the bottom of the window).. Step 3: Enter your Office product key, without hyphens.
适用于:
Office 2024, Office 2024 for Mac, Office 2021, Office 2021 for Mac, Office 2019, Office 2016, Microsoft 365 家庭版, Office 商业版
Download and install apps - Microsoft Support
As you're getting your Microsoft 365 business subscription set up, you'll want to download and install your Microsoft 365 apps, like Word, Excel, Microsoft Teams, and PowerPoint, on your PC or Mac.
Microsoft Store 中的错误0x80131500 - Microsoft 支持
了解如何解决Microsoft应用商店显示错误0x80131500或“重试”的问题。 需要更多帮助吗? 请联系支持人员 如需技术支持,请转到“联系 Microsoft 支持部门”,输入问题并选择“获取帮助”。 如果仍然需要帮助,请选择“联系支持人员”以转至最佳支持选项。 有关售前支持或购买问题,请联系销售支持 ...
Como iniciar sessão no Hotmail - Suporte da Microsoft
Notas: A sua palavra-passe do Hotmail ou Outlook.com é a mesma que a palavra-passe da sua Conta Microsoft. Se conseguir iniciar sessão mas estiver a ter problemas com o Outlook.com, verifique o estado do serviço.Se o estado não estiver verde, aguarde até que o serviço volte ao normal e tente novamente.
适用于:
Outlook.com
手机连接帮助和学习
查找 Microsoft 手机连接的帮助和支持内容。 了解节省时间的提示,并了解如何使用手机连接保持高效。 介绍 Microsoft 手机连接 我们对之前的“你的手机”应用的演变为用户体验提供了一个新名称。
Solucionar problemas de sonido o audio en Windows
Si tienes problemas de sonido o audio, las siguientes sugerencias pueden ayudarte. Las sugerencias se enumeran en orden, por lo que debes empezar por la primera; comprobar si se soluciona el problema y, de no ser así, continuar por la siguiente.
How to use multiple monitors in Windows - Microsoft Support
Tip: If you're using a wireless display adapter, connect to an HDMI port on newer TVs, then wirelessly connect your PC to it.After connecting your wireless display adapter to your TV, go to your Windows 11 PC, press Windows logo key + K to open Cast, then select your wireless display adapter.