安裝 Windows 11. 當 Windows 11 升級已針對您的特定電腦進行測試並驗證之後，Windows Update 會指出它已準備好安裝。 若要檢查 Windows 11 是否已準備好安裝到您的裝置，請前往 [啟動] > [設定] > [更新與安全性] > Windows Update ，然後選取 [檢查更新]。 如果您的裝置可以升級，而您想要繼續進行，請下載並安裝它。

Here's an example of how to use VLOOKUP. =VLOOKUP(B2,C2:E7,3,TRUE) In this example, B2 is the first argument—an element of data that the function needs to work.For VLOOKUP, this first argument is the value that you want to find.

Select the Review tab, and then select Unprotect Sheet.If the Unprotect Sheet button is unavailable, turn off the Shared Workbook feature first.. If you don't want the formulas hidden when the sheet is protected in the future, right-click the cells, and select Format Cells.On the Protection tab, clear the Hidden check box.

重要: 了解如何 保护自己免受技术支持欺诈。 技术支持欺诈是一个行业范围的问题，欺诈者使用欺骗策略诱骗你使用不必要的技术支持服务。 仅当通过直接联系 Microsoft 支持启动交互时，才允许帮助程序连接到设备。

Using Image Creator. To use Image Creator, open Microsoft Paint and select the Image Creator icon on the toolbar to see the side panel.In the text box, enter a description of the image you want to create. For example, you can type "a blue cat with a red hat" or "a landscape with mountains and a lake".

Important: If you’ve encrypted your device, you’ll need your BitLocker key to reset your PC. If you don’t know your BitLocker key, see Find my BitLocker recovery key.. During the resetting process, it is possible that your screen may go black for a long period of time (occasionally upwards of 15 minutes) and that your device may attempt to restart itself during this period.

In the Settings app on your Windows device, select Accounts > Your info or use the following shortcut: Your info. Under Adjust your photo, select Choose a file > Browse files to select an existing photo. Or, if your device has a camera, select Take a photo > Open camera and take a new photo.

Learn more about simple formulas. All formula entries begin with an equal sign (=).For simple formulas, simply type the equal sign followed by the numeric values that you want to calculate and the math operators that you want to use — the plus sign (+) to add, the minus sign (-) to subtract, the asterisk (*) to multiply, and the forward slash (/) to divide.

To do this, download and launch the Xbox app on your iOS or Android device. Once signed in to the app, you can access your entire collection in the My Library section near the bottom-right portion of the app. Once in My Library, tap any game and choose Download to console. Follow the on-screen prompts to select the console you wish to install to.

Find Teams on the web at https://teams.microsoft.com.. To use Teams, you need a Microsoft 365 account with a Business or Enterprise Microsoft 365 license plan. For more information, see How do I get access to Microsoft Teams?. For information about supported browsers for Teams on the web, see Web clients for Microsoft Teams.