获取 Windows Media Player - Microsoft 支持
立即获取. 如果你想要重新安装 Windows Media Player，请尝试以下操作：. 单击“开始”按钮 ，键入“功能”，然后选择“打开或关闭 Windows 功能”。. 向下滚动并展开“媒体功能”，清除“Windows Media Player”复选框，然后单击“确定”。. 重启设备。. Windows Media Player ...
Turn off, disable, or uninstall OneDrive - Microsoft Support
Turn off, disable, or uninstall OneDrive. If you just don't want to use OneDrive, the easiest solution is to unlink it - see the steps below. Tips: If you want to stop OneDrive for a while, or not use all of it, here are some other solutions: If you want to stop syncing for a short time, learn How to pause and resume sync in OneDrive.
适用于:
OneDrive for Business, SharePoint Server 订阅版, SharePoint Server 2019, 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), 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, 由世纪互联运营的 SharePoint
在 Windows 上下载并安装 Skype for Business - Microsoft 支持
下载和安装. 通常 Skype for Business 是随 Microsoft 365 一起安装的。. 如果已安装 Microsoft 365，但未安装 Skype for Business 且需要安装它，请参阅：. 在 Windows 上安装 Skype for Business. 在移动设备上安装 Skype for Business. 登录到 Skype for Business. 输入你的工作或学校帐户。. 输入 ...
适用于:
Skype for Business , Skype for Business Online
How do I find and add new contacts in Skype? | Skype Support
From the top of your window in Skype, select People, groups, messages. Note: For mobile users, tap Search.; In the Search field, type the name, Skype name, email, or phone number of the person you want to chat with. Note: For Skype for Android 4.0.4 to 5.1 or Skype Lite users, select Tap to search Skype directory.; Select your friend from the search results and you will be taken to a ...
使用 VLOOKUP、INDEX 或 MATCH 查找值 - Microsoft 支持
VLOOKUP 第一个参数是要查找的值。. 此参数可以是单元格引用，也可以是固定值，例如“smith”或 21,000。. 第二个参数是单元格搜索范围 C2-:E7，VLOOKUP 在其中搜索要查找的值。. 第三个参数是单元格范围内包含所查找值的列。. 第四个参数可选。. 输入 True 或 False ...
适用于:
Microsoft 365 专属 Excel, Excel 网页版, Excel 2021, Excel 2019, Excel 2016, Excel 2013
激活 Windows - Microsoft 支持
使用产品密钥激活 Windows. 产品密钥是由 25 个字符组成的代码，如下所示：. 产品密钥：XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. 在安装期间，系统会提示你输入产品密钥。. 或者，安装后，若要输入产品密钥，请选择“ 开始 ”按钮，然后选择 “设置 > 系统 > 激活 > 更新产品密钥 ...
Troubleshoot external monitor connections in Windows 10
If you are trying to set up an external monitor and it’s not working, press the Windows logo key + P to make sure that the Extend option is selected. If the Extend option is selected, try the following troubleshooting tips. Using only one external monitor. Adding a second or third external monitor.
在每个打印页上重复特定的行或列 - Microsoft 支持
当 Excel 工作表跨越多个页面时，可以在每个页面上打印行标题和列标题 (也称为标题或标签) 。 注意: 如果选择了多个工作表，则“页面设置”对话框中的“顶端标题行”和“左端标题列”框将不可用。要取消选择多个工作表，请单击任何未选定的工作表。 如果看不到未选定的工作表，则右键单击 ...
适用于:
Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel 2013
Use a screen reader to buy Skype Credit for Mac
For more general help, visit Skype Support home. Use your keyboard and VoiceOver, the built-in macOS screen reader, to buy Skype Credit. Skype Credit is an easy way to pay for Skype features that aren't free. You can use it to make calls to mobile phones and landlines, and send SMS text messages.
App & browser control in Windows Security - Microsoft Support
App & browser control in Windows Security provides the settings for Microsoft Defender SmartScreen, which helps protect your device from potentially dangerous apps, files, websites, and downloads. The settings on the App & browser control page let you: Block unrecognized apps, files, malicious sites, downloads, and web content.