Turn off Defender antivirus protection in Windows Security
Select Start and type "Windows Security" to search for that app. Select the Windows Security app from the search results, go to Virus & threat protection, and under Virus & threat protection settings select Manage settings. Switch Real-time protection to Off. Note that scheduled scans will continue to run. However, files that are downloaded or ...
Fix OneDrive sync problems - Microsoft Support
For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Admins. Admins should view Help for OneDrive Admins, the OneDrive Tech Community or contact Microsoft 365 for business support. Important:
适用于:
OneDrive for Business, SharePoint Server 订阅版, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013 企业版, Microsoft 365 中的 SharePoint, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, OneDrive (工作或学校), OneDrive (家庭或个人), 由世纪互联运营的 OneDrive (工作或学校), OneDrive for Mac, Windows 版 OneDrive, SharePoint 管理中心, Microsoft 365 小型企业版中的 SharePoint
IF 函数 - 嵌套公式和避免错误 - Microsoft 支持
IF 函数 - 嵌套公式和避免错误. Microsoft 365 专属 Excel Microsoft 365 Mac 版专属 Excel Excel 网页版 更多... IF 函数允许通过测试某个条件并返回 True 或 False 的结果，从而对某个值和预期值进行逻辑比较。. =IF（内容为 True，则执行某些操作，否则就执行其他操作）. 因此 IF ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
添加或更改单元格的背景色 - Microsoft 支持
单击“ 开始 ”>“ 设置单元格格式 ”对话框启动器，或者按 Ctrl+Shift+F。. 在“ 填充 ”选项卡上，在“ 背景色 ”下方选择所需的颜色。. 要使用包含两种颜色的图案，请在“ 图案颜色 ”框中选择一种颜色，然后在“ 图案样式 ”框中选择一个图案。. 要使用 ...
适用于:
Microsoft 365 专属 Excel, Excel 网页版, Excel 2021, Excel 2019, Excel 2016, Excel 2013
计算两个日期之间的差值 - Microsoft 支持
若要计算两个日期之间的差值，请使用 DATEDIF 函数。. 首先将开始日期放入一个单元格，并将结束日期置于另一个单元格。. 然后键入一个如下所示的公式。. 警告: 如果 Start_date 大于 End_date ，结果将会是 #NUM!
适用于:
Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016
修复麦克风问题 - Microsoft 支持
选择 "开始>设置>系统 > 声音"。. 在 "输入 "中，选择麦克风以查看其属性。. 在 "输入 音量"中，确保对着麦克风讲话时蓝色条形会进行调整。. 如果没有，请转到"测试 麦克风"和 " 开始测试"。. 这将帮助你排查麦克风的任何问题。. 如果麦克风功能出现问题，则 ...
Share OneDrive files and folders - Microsoft Support
The files on your OneDrive are private until you share them. Keep in mind that when you share folders with Edit permissions, people you share with can add the shared folders to their own OneDrive.. This lets them keep the folder alongside their own folders and items, easily move items between folders, and more easily work on it offline.
适用于:
OneDrive for Business, SharePoint Server 订阅版, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013 企业版, Microsoft 365 中的 SharePoint, Office 商业版, Microsoft 365 管理员, OneDrive (工作或学校), OneDrive (家庭或个人), Microsoft 365 小型企业版中的 SharePoint
Update your security processor (TPM) firmware - Microsoft Support
To clear your TPM, follow these steps: Go to Start > Settings > Update & Security > Windows Security > Device security . Under Security processor, select Security processor details. Select Security processor troubleshooting, and then under Clear TPM, select Clear TPM. You'll need to restart your device to complete the process.
添加字体 - Microsoft 支持
下面是安装或管理字体的两种方法：. 所有字体都存储在 C:\Windows\Fonts 文件夹中。. （可选）只需将字体文件从提取的文件文件夹拖动到此文件夹中即可添加字体。. 然后，Windows 会自动安装它们。. 若要查看字体的外观，请打开“字体”文件夹，右键单击字体文件 ...
适用于:
Word 2013
Set up dual monitors on Windows - Microsoft Support
Under System , select Display . Your PC should automatically detect your monitors and show your desktop. If you don't see the monitors, select Multiple displays , then Detect. Use the dropdown list next to the image of your desktop to choose how your screen will project across your displays. Once you've chosen your setup, select Apply.