使用 Microsoft 登录
登录或创建帐户。
你好,
使用其他帐户。
你有多个帐户
选择要登录的帐户。
Give your PC a Fresh Start - Microsoft Support
To reset your PC, go to Start > Settings > System > Recovery . Next to Reset this PC , select Reset PC. Then, select Keep my files, choose cloud or local, change your settings, and set Restore preinstalled apps? to No . Open Recovery settings. Note: If you don't see the option to Restore preinstalled apps, it means your PC doesn't have ...
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 ...
AND 和 OR 函数最多可支持 255 个单独条件,但并不建议使用多个条件,因为构建、测试和维护复杂的嵌套公式是非常难的。. NOT 函数仅采用一个条件。. 下面是根据它们的逻辑写出的公式:. 公式. 说明. =IF (AND (A2>0,B2<100),TRUE, FALSE) 如果 A2 (25) 大于 0,并且 B2 (75 ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016, Excel Web App, Excel for Windows Phone 10
Connect to a Wi-Fi network in Windows - Microsoft Support
Select the Network, Sound, or Battery icons ( ) on the far right side of the taskbar to open quick settings. The Disconnected icon appears when you’re not connected. On the Wi-Fi quick setting, select Manage Wi-Fi connections . Choose the Wi-Fi network you want, then select Connect. Type the network password, and then select Next. Fix Wi-Fi ...
Windows sign-in options and account protection - Microsoft Support
To turn on Windows Hello. Go to Start > Settings > Accounts > Sign-in options. Select the Windows Hello method that you want to set up, Select Set up. If you don't see Windows Hello in Sign-in options, then it may not be available for your device. Windows Hello does require a compatible camera or fingerprint reader.
Configure Windows Hello - Microsoft Support
In the Settings app on your Windows device, select Accounts > Sign-in options or use the following shortcut: Sign-in options. Under Ways to sign in , you have three choices to sign in with Windows Hello: Select Facial recognition (Windows Hello) to set up facial recognition sign-in with your PC's infrared camera or an external infrared camera.
Back up your Windows PC - Microsoft Support
First, launch Windows Backup: select Start , type windows backup, and select Windows Backup from the results. (Or you can select Start > All apps > Windows Backup .) Then select Folders to drop it down, and select which of your user folders you want to back up to OneDrive: You can back up your Desktop, Documents, Pictures, Videos, and Music ...
解决 Windows 中的蓝屏错误 - Microsoft 支持
如果这些步骤都无法解决蓝屏错误,请尝试“获取帮助”应用中的“蓝屏疑难解答”:. 在 Windows 中,打开 “获取帮助 ”。. 在“获取帮助”应用中,键入 “排查 BSOD 错误 ”。. 按照获取帮助应用中的引导演练进行操作。. 注意: 如果你不在 Windows 设备上,可以 ...
Troubleshoot issues with the Xbox app for Windows
Press the Start button on the taskbar, type settings, and then select Settings.; On Windows 10, select Update & Security.On Windows 11, select Windows Update.; On the Windows Update page, select Check for updates to see if any updates are available for your device.; Once the updates have downloaded, select Install now to start the installation.; Following installation, we recommend that you ...
Internet Explorer mode in Microsoft Edge - Microsoft Support
To view a website using Internet Explorer mode in Microsoft Edge, use the following steps. Navigate to the website you want to view in Internet Explorer mode. Click the three dots in the upper right corner of the browser window. Select Reload in Internet Explorer Mode. If you are on Microsoft Edge version 92 or earlier select More tools ...
Microsoft Edge 中的键盘快捷方式 - Microsoft 支持
Edge for Windows Edge for Mac. 键盘快捷方式是指按键或按键组合,可提供另一种方式来执行通常使用鼠标执行的操作。. 下面是适用于 新版 Microsoft Edge 和 Microsoft Edge for Mac 的列表。. Windows Mac. 按此键. 执行此操作. Ctrl + Shift + B. 显示或隐藏收藏夹栏. Alt + Shift + B.