Learn how to create installation media for installing or reinstalling Windows 7, Windows 8.1, or Windows 10.

Windows Security is pre-installed on Windows 10 and ready for you to use at any time.

Learn how to create an Xbox profile. You’ll need a Microsoft account to create an Xbox account. A Microsoft account is not the same thing as an Xbox account, although you can use the same email address for both.

注意: 如果数据位于 Excel 表中，则“转置”功能不可用。您可以 将 表格 转换为区域 中首先，或可以使用 TRANSPOSE 函数 旋转的行和列。

MSN provides you with three quick ways to navigate through MSN to easily find what you need: The Mega menu located at the top left side of the page, brings you every section in just one easy step.

Add a delivery and return address to a single envelope, set printer options, adjust for envelope size, and save or print.

When you enable an add-in, it adds custom commands and new features to Microsoft 365 programs that help increase your productivity. Because add-ins can be used by attackers to do harm to your computer, you can use add-in security settings to help protect yourself.

You can undo, redo, or repeat many actions in Microsoft Word, PowerPoint, and Excel. You can undo changes, even after you have saved, and then save again, as long as you are within the undo limits (By default Office saves the last 100 undoable actions).

Learn how to delete and restore files in OneDrive. Recover deleted files or folders from the OneDrive recycle bin.

下面是在 Windows 10 中打开注册表编辑器的两种方法： 在任务栏上的搜索框中，键入regedit，然后选择"注册表编辑器 (桌面应用) 结果。