Locking your Windows device allows you to quickly secure your device while keeping your applications and files open in the background. When you lock your device, anyone trying to access it must enter your password, PIN, or use biometric authentication if you have Windows Hello set up.

Here’s how to reinstall Microsoft Edge whether you’re a Windows or Mac user: Open any working browser. (Note: If you’re a Windows user and your Microsoft Edge is not currently functioning, to open Internet Explorer, type IE in the search box on the taskbar and then select Internet Explorer from the results.Or press the Windows logo key on your keyboard and then type IE in the search bar.)

Browse on the go with the new Microsoft Edge for Android and iOS devices. Microsoft Edge offers better protection and privacy, and can sync your favorites, passwords, and more across your desktop and mobile devices.

Find out how to get a DVD player app, add-on, or plug-in, or whether you can upgrade your edition of Windows to add DVD playback.

When a folder is added to Favorites, it’s a shortcut to the folder.The actual folder and its content remains at the original location in the folder list. Removing a folder from Favorites doesn’t delete the folder or contents—it removes only the shortcut that appears in Favorites.. By default, when a folder is added to Favorites, it appears at the bottom of the list.

Under Reset this PC, select Get started, and then follow the instructions on the screen.Resetting your device removes your files, settings, and apps, then reinstalls Windows.

For Windows 8 or Windows 8.1, swipe in from the right edge of the screen, and tap Search. If you're using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and click Search.Type File Explorer in the search box, and then tap or click File Explorer.

After you create an Excel table in your worksheet, you can easily add or remove table rows and columns. You can use the Resize command in Excel to add rows and columns to a table:. Click anywhere in the table, and the Table Tools option appears.

Argument. Description. min_range (required) The actual range of cells in which the minimum value will be determined. criteria_range1 (required) Is the set of cells to evaluate with the criteria.

注意: 删除所有内容 > 更改设置 提供了两个选项。. 打开数据擦除会删除文件并清理驱动器。如果你打算捐赠、回收或出售你的电脑，请使用此选项。 这可能需要一或两个小时的时间，但也会让其他人难以恢复你删除的文件。