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安装 Windows 11 的方法 - Microsoft 支持
安装 Windows 11 的其他方法(不推荐). 使用安装助手进行升级 我们建议你等到设备可以升级到 Windows 11 后再使用安装助手。. 准备就绪后,可以在 Windows 11 软件下载页 上找到它。. 创建 Windows 11 安装媒体 在 Windows 11 软件下载页面 上,选择 立即创建工具 ,然后 ...
Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
Update drivers manually in Windows - Microsoft Support
In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Select Install (or depending on your version, Install apps> ). From the home page select Install apps (If you set a different start page, go to aka.ms/office-install .) For Microsoft 365 operated by 21 Vianet go to login.partner.microsoftonline.cn/account. For Microsoft 365 Germany go to portal.office.de/account.
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版
Finding your BitLocker recovery key in Windows - Microsoft Support
Where can I find my BitLocker recovery key? BitLocker likely ensured that a recovery key was safely backed up prior to activating protection. There are several places that your recovery key may be, depending on the choice that was made when activating BitLocker:
Update Windows - Microsoft Support
Update Windows. In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:
Open Device Manager - Microsoft Support
Open Device Manager. In the search box on the taskbar, type device manager, then select Device Manager from the menu.
Fix Bluetooth problems in Windows - Microsoft Support
Here’s how: Check in quick settings: Select the Network, Sound, or Battery icons ( ) on the right side of the taskbar, look for the Bluetooth quick setting, then select Bluetooth to turn it on. You’ll see “Not connected” if your Windows 11 device isn’t connected to any Bluetooth accessories. Check in Settings: Select Start > Settings ...
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 ...
在 Excel 中,还可以使用 AND、OR 和 NOT 通过公式选项设置条件格式条件。. 这样做可以省略 IF 函数,并可以独立使用 AND、OR 和 NOT。. 在 Excel 的“ 开始 ”选项卡中,单击“ 条件格式”>“新建规则 ”。. 接下来,选择“ 使用公式确定要设置格式的单元格 ”选项 ...
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
Fix USB-C problems in Windows - Microsoft Support
Connect the USB-C audio adapter: Plug the USB-C audio adapter into a USB-C port on your Windows computer. Wait for Automatic Installation (if applicable): Windows might automatically install the necessary drivers for the USB-C audio adapter. Wait for a few moments to see if Windows recognizes and installs the device automatically. Select Start ...