Use Snipping Tool to capture screenshots | Microsoft Support
Learn how to use Snipping Tool to capture a screenshot, or snip, of any object on your screen, and then annotate, save, or share the image.
Description of the security update for SharePoint Server Subscription ...
Improvements and fixes This security update contains improvements and fixes for the following nonsecurity issues in SharePoint Server Subscription Edition: Fixes an issue in which Distributed Cache (DCache) does not work after the July 2026 Public Update is installed. Fixes an issue in which workflow status links break on the WrkStat.aspx page. Adds an advisory for SharePoint 2013 workflows ...
All about the XBOX Accessories app | XBOX Support
Learn how to use the Xbox Accessories app to customize your controller and headset for a personalized gaming experience.
XBOX Update Preview Release Notes | XBOX Support
Hey XBOX Insiders! We are releasing a new XBOX Update Preview to the Alpha ring today. Continue reading below to learn all about what's included with this update.
更新 Windows 中的音频驱动程序 | Microsoft Support
如果音频驱动程序更新可用，请安装它们。 重启电脑以应用更新。 音频驱动程序更新通常作为可选或建议的更新包含在内，并随 Windows 更新一起自动安装。 使用 设备管理器 更新音频驱动程序 如果Windows 更新未安装较新的音频驱动程序，可以手动检查。 选择“ 开始”，键入 “设备管理器 ”，然后 ...
Sign in to Microsoft 365
Learn how to sign in to Office or Microsoft 365 from a desktop application or your web browser.
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, 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 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Visio Standard 2024, Office 2024, Excel 2024 for Mac, Word 2024 for Mac, Outlook 2024 for Mac, PowerPoint 2024 for Mac, OneNote 2024 for Mac, Office 2024 for Mac, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 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, OneNote for Mac, Microsoft 365 for home, Office 365 Small Business, Microsoft 365 admin, Project Online, Microsoft 365 for Mac, Project for Office 365
在 Windows 中更改显示器上的刷新频率 | Microsoft Support
Windows 11 Windows 10 摘要 显示器刷新率是屏幕上的图像每秒刷新的次数。 例如，一个 60Hz 的显示器每秒将更新屏幕 60 次。 更改显示器刷新率有什么好处？ 更改显示器刷新率的好处取决于你正在查看的内容类型和显示器的功能。 一些好处包括： 游戏：刷新率越高，运动模糊和画面撕裂越少，从而改进 ...
Contact - Microsoft Support
Support for Windows 10 has ended on October 14, 2025. Learn more about your options for Windows 10.
在 Windows 中釋放磁碟機空間 | Microsoft Support
如果你的電腦儲存空間快用盡，你可能會發現效能變慢或安裝 Windows 更新時遇到困難。 釋放空間有助於裝置運作更順暢並保持安全。 以下是幾個簡單的方法，可以讓你在 Windows 中釋放空間。 依序嘗試——每完成一步後，先確認是否已經釋放出足夠的空間再進行下一步。
浏览 Windows 设置 | Microsoft Support
在“设置”中四处走动 设置旨在帮助你快速查找和管理 Windows 首选项。 它具有导航面板，具有明确标记的类别。 每个类别由图标和名称表示，例如 系统 、 蓝牙 & 设备 以及 隐私 & 安全性。 可以通过两种方式浏览设置： 使用搜索：使用搜索栏通过输入关键字 (keyword) （如“”或“ display ...