Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.
File sharing over a network in Windows - Microsoft Support
Learn about file sharing over a network in Windows. Note: This article focuses on how to share files or folders over a Local Area Network (or LAN), such as connected computers within your home or workplace.If you are trying to find out how to share a file over the Internet, for example with a friend or family member, OneDrive provides easy ways to accomplish this.
GROUPBY-function - Microsoft 支持
groupby 函数允许通过公式创建数据摘要。它支持沿一个轴进行分组并聚合关联的值。 例如,如果你有一个销售数据表,则可以按年份生成销售摘要。
Applies To: Excel for Microsoft 365
Ativar Bluetooth ou desativar no Windows - Suporte da Microsoft
Veja como ativar ou desativar Bluetooth a Windows 11: Siga um destes procedimentos: Na barra de tarefas, selecione o ícone Rede. Selecione a Bluetooth configuração rápida para acioná-la ou desativar.
Stay safe with a genuine Office license - Microsoft Support
Learn how to tell if your Office software is genuine. To help determine if your Microsoft software is genuine, go to our How to Tell site for more information. Here you'll learn about authentic packaging, including what to look for with product key labels, and Certificate of Authenticity (COA), how to report counterfeit software, and find out what your shopping and licensing options are.
Applies To: Office 2019
安装 Windows 7 Service Pack 1 (SP1) - Microsoft 支持
解决安装 Windows SP1 时遇到的问题. 如果你尝试安装 SP1 并看到指示安装未成功的错误消息,这可能是因为用于安装更新的 Windows 维护服务商店出现问题,或者是因为你的防病毒软件阻止安装更新。
Microsoft Lists help & learning
Create a list in minutes. Build and share lists to help you track issues, assets, routines, contacts, inventory, and more. Start the training
Contact - Microsoft Support
Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2
Microsoft 日语输入法 - Microsoft 支持
本页可帮助你了解如何使用 Microsoft 日语输入法,包括输入法功能和键盘快捷方式。
Microsoft アカウントでの最近のサインイン アクティビティを確認する
Microsoft アカウントで通常とは異なるアクティビティに関するメールを受け取った場合、または他のユーザーがアカウントを使用している可能性が心配な場合は、[最近のアクティビティ] ページに移動します。過去 30 日間に Microsoft アカウントにサインインしたすべての日時と共に、デバイス ...
Applies To: Microsoft account dashboard
Internet Explorer 下载 - Microsoft 支持
Microsoft Edge 是 Microsoft 推荐的浏览器. Windows 8.1不再支持 Internet Explorer 11。 相反,我们建议切换到 Microsoft Edge。 Microsoft Edge 是为了给你带来最好的上网体验而建立的,让你在浏览网页时有更多自主性,并获得更多隐私保护。