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.

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.

If you want to track your Microsoft Rewards order after you redeem an award, sign in to the Rewards page with your Microsoft account, select Redeem and then select Order history. On the Order history page, find your order and then look under Status. Open Rewards dashboard. You can also track your order in the confirmation email that was sent to ...

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.

Here’s how to get started: Go to Office.com. Click PowerPoint. Create a new, blank presentation, start with a template, or open an existing file. When you start with a new, blank presentation, PowerPoint automatically saves it to OneDrive with a default name, such as Presentation 1. To rename your presentation, do the following:

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.

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 ...

在 Windows 资源管理器中，右键单击.eml、.msg或 .oft 文件，选择“ 使用 >打开 ”，然后选择“ Outlook (新) ”。. 在 Windows 资源管理器中，双击.eml、.msg或 .oft 文件。. 如果文件未在新版 Outlook 中打开，则可能无法将其设置为这些文件类型的默认应用。. 若要更新此项 ...

介绍 .NET Framework 7 SP1 的 Windows 4.6.2 脱机安装程序， Windows 8.1、Windows 10 (版本 1507) 、Windows 10 年 11 月更新 (版本 1511) 、Windows 10 周年更新 (版本 1607) 、Windows Server 2008 R2 SP1、Windows Server 2012 和 Windows Server 2012 R2。

验证码问题疑难解答. Microsoft 帐户仪表板. 没有收到验证码可能存在多种原因。. 通读最常见的原因列表，看看其中是否有任何原因适用于你，或使用我们的疑难解答来指导你。. 开始.