Training: Switch to SharePoint Online from Google Sites and start working together with these quick instructions on how to access, upload, and share the content, information, and apps your team relies on with SharePoint Online.

注意: 通过员工Microsoft工作区折扣计划购买的某些产品(以前称为家用许可计划) 权益或批量许可证版本 (由组织的 IT 部门管理，) 可能不需要帐户。 以下信息不适用于这些 Office 版本或 Microsoft 365 订阅。

When you’re connected to the internet and using a proxy server while browsing the web, that traffic goes through the proxy server instead of coming directly from your Windows 11 PC.

Learn how to record or create macros and execute them using buttons or keyboard shortcuts in Microsoft Office applications.

Learn how to get started with PowerPoint for the web from Office.com and create presentations online.

Visio is a diagraming tool that makes it easy and intuitive to create flowcharts, diagrams, org charts, floor plans, engineering designs, and more by using modern templates with the familiar Office experience. On this page, you can access some of the top templates and sample diagrams available in Visio, or request ones that you want. To see the hundreds of templates and sample diagrams ...

Learn how to troubleshoot Windows Media Player errors. Explore resources for general help with Windows Media Player.

Get troubleshooting steps for when you can't sign in to the Xbox app.

排查在 Microsoft Store 购物相关的问题; 付款选项疑难解答; 未知费用疑难解答; 无法找到或安装应用; 不能将应用或游戏推送到设备

如何在 Excel 中使用 SUMIF 函数在满足指定条件的区域中添加值。