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Change default programs in Windows - Microsoft Support
Select Start > Settings > Apps > Default apps. To change the default app, you can do either of the following: Set a default for a file type or link type. In the search bar, enter the file type or link type you want, then select it from the list of results. You can choose which app can open that file or link type. Set defaults for applications.
Troubleshoot Windows Media Player Errors - Microsoft Support
Repair or reset Windows Media Player: If Windows Media Player is not working properly, you can try to repair or reset it to its default settings.To do this, Select Start > Settings > Apps > Installed Apps.. Scroll down and click the three horizontal dots next to Windows Media Player and choose Advanced options, and click the Repair or Reset button. Note that resetting Windows Media Player will ...
What is Data Execution Prevention (DEP)? - Microsoft Support
Data Execution Prevention (DEP) is a technology built into Windows that helps protect you from executable code launching from places it's not supposed to. DEP does that by marking some areas of your PC's memory as being for data only, no executable code or apps will be allowed to run from those areas of memory.
Windows help & learning
Find the information you need to build, run, and grow your small business with Microsoft 365. Find help and how-to articles for Windows operating systems. Get support for Windows and learn about installation, updates, privacy, security and more.
Stay up to date with news and interests - Microsoft Support
The taskbar can display the temperature in Celsius (°C) or Fahrenheit (°F). To switch between these two units, select the weather icon on the taskbar, select the Edit location and unit icon on the weather card, select Celsius or Fahrenheit on the weather, and select Save. News and interests is supported in any taskbar orientation.
Windows 更新疑难解答 - Microsoft 支持
如果你在下载和安装 Windows 更新时收到错误代码,更新疑难解答可以帮助解决该问题。. 选择“ 开始 ”>“ 设置 ”>“ 系统 ”>“ 疑难解答 ”>“ 其他疑难解答 ”。. 接下来,在 最常用的 下,选择 Windows 更新 > 运行 。. 运行完疑难解答后,最好重启设备。. 接 ...
“Microsoft 手机连接”和“连接至 Windows” 简介 - Microsoft 支持
Android 设备上的“连接至 Windows”. 如果之前在 Android 设备上运行“ 连接至 Windows ”,请确保更新应用以接收最新版本。. “链接到 Windows”应用预安装在运行 Android 9.0 或更高版本的选定 Samsung、HONOR、Surface Duo 和 OPPO 设备上。. 在此类设备上,可以通过从屏幕顶部 ...
如何使用 Regsvr32 工具以及对 Regsvr32 错误消息进行疑难解答 - Microsoft 支持
当您收到 Regsvr32 错误消息时,请尝试以下一种方法:. 方法 1: 通过提升的命令提示符再次运行 Regsvr32 命令:要打开升级命令提示符,请执行以下步骤:. Windows 8.1 和 Windows 8从屏幕右边缘滑入,然后点击“搜索”。. 或者,如果你使用的是鼠标,请指向屏幕的 ...
PV 函数 - Microsoft 支持
PV 是一个财务函数,用于根据固定利率计算贷款或投资的现值。 可以将 PV 与定期付款、固定付款(如按揭或其他贷款)或投资目标的未来值结合使用。 可使用 Excel 公式指导根据设定的月还款计算你可以承担的现值(贷款金额)。 同时,你将了解如何在公式中使用 PV 函数。
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel 2013
管理 Microsoft 365 订阅或 Office 产品 - Microsoft 支持
选择 “安装高级 Microsoft 365 应用 ”,并按照提示安装或重新安装桌面应用。. 在“Microsoft 365 订阅”选项卡上,选择“ 管理 ”。. 在此处,你可以:. 对于Microsoft 365 家庭版 订阅,可以开始共享订阅,并添加或删除已与之共享的人员。. 如果你不是订阅所有者 ...
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, Publisher for Microsoft 365, Visio Plan 2, 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, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 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, Office 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, 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, Office 2016, Microsoft 365 admin, Outlook on the web, Word Web App, Microsoft account dashboard, New Outlook for Windows