修复 Windows 中的蓝牙问题 - Microsoft 支持
了解如何排查 Windows 中的蓝牙问题。 解决连接蓝牙设备或配件时出现的问题。
Change the refresh rate on your monitor in Windows
Battery Life: Lowering your refresh rate can save battery power by reducing the amount of energy your display consumes.This can be useful when you are using a laptop or tablet and want to extend your battery life.
Uninstall or remove apps and programs in Windows
Uninstall from the Start menu. Select Start > All apps and search for the app in the list shown.
What is Excel? - Microsoft Support
Excel makes it easy to crunch numbers. With Excel, you can streamline data entry with AutoFill. Then, get chart recommendations based on your data, and create them with one click.
Applies To:
Excel for Microsoft 365, Excel 2024, Excel 2024 for Mac, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2016
Troubleshoot buying issues with Microsoft Store
Try these steps if you’re having trouble buying apps, games, or downloads from the Microsoft Store.
Applies To:
Microsoft account dashboard
计算两个日期之间的差值 - Microsoft 支持
如何使用 Excel 中的 DATEIF 函数计算两个日期之间的天数、月数或年数。
Applies To:
Excel for Microsoft 365, Excel 2024, Excel 2021, Excel 2019, Excel 2016
在 Microsoft Teams 中录制会议 - Microsoft 支持
了解如何录制 Teams 会议。 捕获音频、视频、屏幕共享活动，并对 Microsoft Teams 中的录制进行故障排除。
Applies To:
Microsoft Teams
在 Microsoft Edge 中添加、关闭或删除扩展 - Microsoft 支持
扩展或加载项是自定义浏览器体验并为你提供更多控制权的简单工具。 下面介绍如何在 Microsoft Edge 中添加、关闭和删除扩展或加载项 。
March 26, 2024—KB5035942 (OS Builds 22621.3374 and 22631.3374) Preview ...
Windows 11, version 21H2; October 8, 2024—KB5044280 (OS Build 22000.3260) September 10, 2024—KB5043067 (OS Build 22000.3197) August 13, 2024—KB5041592 (OS Build 22000.3147)
Microsoft Edge 帮助和学习
获取 Microsoft Edge 的帮助和支持。 查找 Microsoft Edge 支持内容、操作方法文章、教程等。