最新版の DirectX をインストールする方法 - Microsoft サポート
Windows 8.1 Windows 8.1 Enterprise Windows 8.1 Pro Windows 8 Windows 8 Enterprise Windows 8 Pro Windows RT Windows 7 Enterprise Windows 7 Home Basic Windows 7 Home Premium Windows 7 Professional Windows 7 Starter Windows 7 Ultimate Windows Server 2008 R2 Datacenter Windows Server 2008 R2 Enterprise Windows Server 2008 R2 for Itanium-Based Systems Windows Server 2008 R2 Standard Windows Vista ...
在 Windows 中Wi-Fi更安全Windows - Microsoft 支持
连接到 WLAN 网络。. 了解操作方法. 选择 任务栏右侧"WLAN 网络"图标，然后选择"管理 Wi-Fi 连接" (>) 设置中的"设置"。. 对于Wi-Fi的虚拟网络，请选择"网络名称"旁边的Wi-Fi属性"。. 在Wi-Fi"屏幕上，查看"安全类型 "旁边的值 。. 如果你已使用 WPA3 加密安全连接到网络 ...
IF 函数 - Microsoft 支持
在此示例中，单元格 D2 中的公式表示：IF(C2 = 1, then return Yes, otherwise return No)如你所见，IF 函数可用于计算文本和数值。它还可用于计算错误。 不仅可以检查一项内容是否等于另一项内容并返回单个结果，而且还可以根据需要使用数学运算符并执行其他计算。
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
How to troubleshoot problems that occur when you start or use Word
Click Options, and then click File > Export. Name the file "Wddata.reg", and then save the file to the desktop. Click Edit > Delete, then click Yes. Exit the Registry Editor and start Word. If Word starts and works correctly, you have resolved the problem (a damaged Word Options registry key).
Obtain a digital certificate and create a digital signature
Windows 10. Windows 8. Windows 7, Windows Vista, or Windows XP. To view the certificate in the Personal Certificates store, do the following: Open Internet Explorer. On the Tools menu, click Internet Options, and then click the Content tab. Click Certificates, and then click the Personal tab. Important: If you digitally sign a document by using ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Word 2021, Word 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Office 2016, Excel 2013, Word 2013, Outlook 2013, PowerPoint 2013, Office 2013
自動保存とは - Microsoft サポート
自動保存は、Microsoft 365 をご利用の方が Excel、Word、および PowerPoint で使用できる新機能で、作業中に数秒ごとにファイルが自動的に保存されます。. 自動保存は、ファイルが OneDrive、OneDrive for Business、または SharePoint Online に保存されているときに、Microsoft 365 ...
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, PowerPoint for Microsoft 365, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, Excel 2021, Word 2021, PowerPoint 2021, Excel 2021 for Mac, Word 2021 for Mac, PowerPoint 2021 for Mac, Excel 2019, Excel 2016
联系我们 - Microsoft 支持部门
选择你需要帮助的产品. 我们将首先向你显示自助选项。. 其他帮助也可提供，包括与 Microsoft 专家的实时聊天。. 联系 Microsoft 支持人员。. 查找常见问题的解决方案，或从支持专员那里获取帮助。.
Save or forget passwords in Microsoft Edge - Microsoft Support
Turn password saving on or off. Select Settings and more > Settings . Select Profiles > Passwords > Settings . Under Passwords, set Offer to save passwords to On or Off as desired. Note: Turning off password saving doesn't delete previously saved passwords.
How to earn Microsoft Rewards points - Microsoft Support
Here are some of the ways you can earn Microsoft Rewards points: Search with Bing *. Search the web through the search box on the taskbar on your Windows 10/11 device. Buy stuff from Microsoft Store online (from your mobile device, on Xbox One, in the Microsoft Store app on your Windows 10/11 or Windows 8.1 device, or via the web). For more ...
Applies To:
Microsoft account dashboard
MSN ホーム ページへようこそ - Microsoft サポート
MSN ホーム ページへようこそ. MSN. 便利なオンライン情報満載の MSN Web サイトが新しくなりました。. 毎日使うさまざまなデバイスで、自分のニーズに合わせて上手に活用してください。. 毎日の仕事に最適なサービスに接続したままにしたり、興味や用途に ...