Install mobile apps and the Amazon Appstore on Windows
Install the Amazon Appstore. To install the Amazon Appstore, you'll need to install it from the Microsoft Store. Get the Amazon Appstore. After it's finished installing, the Amazon Appstore and the Windows Subsystem for Android™ Settings app will appear in the Start menu and your app list. When you're ready, open the Amazon Appstore and sign ...
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
Get help with your Microsoft account - Microsoft Support
Help with BitLocker. Finding product keys for Windows and Office. Other support. Help with a work or school account password. I need to talk to a customer support agent. Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.
适用于:
Microsoft 帐户仪表板
Windows 用のインストール メディアを作成する - Microsoft サポート
Windows 用のインストール メディアを作成する. Windows 10 Windows 8.1 Windows 7. インストール メディア (USB フラッシュ ドライブまたは DVD) を使用すると、Windows の新しいコピーのインストール、クリーン インストール、Windows の再インストールを行うことができます ...
Microsoft 365 Customer Service and Support - Microsoft Support
Chat or receive a call back from a technical support expert: If you have a Microsoft 365 Basic, Microsoft 365 Personal, or Microsoft 365 Family subscription, get questions answered from anywhere via chat or request to receive a call back from one of our technical support experts. See the table below for the type of support you can get depending ...
适用于:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版
Turn Bluetooth on or off in Windows - Microsoft Support
Do one of the following: On the taskbar, select the Network icon. Select the Bluetooth quick setting to turn it On or Off. Select Start > Settings > Bluetooth & devices, then turn Bluetooth on or off. Note: The Bluetooth quick setting only appears on your system when Windows detects a Bluetooth adapter. Open Bluetooth & devices settings.
Turn Windows Security on or off - Microsoft Support
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Office Help & Training
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Get Windows Media Player - Microsoft Support
In some editions of Windows 10, it's included as an optional feature that you can enable. To do that, select the Start button, then select Settings > Apps > Apps & features > Manage optional features > Add a feature > Windows Media Player, and select Install. Enable Windows Media Player. DVD playback isn't included.
升级到 Windows 10 专业版 - Microsoft 支持
升级到 Windows 10 专业版. Windows 10. Windows 10 专业版提供更多高级安全和业务网络功能，包括：. BitLocker 驱动器加密. 远程桌面. 能够加入域或 Azure Active Directory. 如果运行的是 Windows 10 家庭版，请选择 获取 Windows 10 Pro升级设备。. 获取 Windows 10 Pro.