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Cancel a Microsoft 365 subscription - Microsoft Support
How to cancel a Microsoft 365 subscription. Go to the Manage subscription page and if prompted, sign in with the same Microsoft account you used to purchase your Microsoft 365 subscription. Select Cancel subscription (it might say Upgrade or cancel ). If you don't see an option to Cancel, but instead see a link that says Turn on recurring ...
Create a system restore point - Microsoft Support
Windows 10. In the search box on the taskbar, type Create a restore point, and select it from the list of results. On the System Protection tab in System Properties, select Create. Type a description for the restore point, and then select Create. Create a system restore point.
Troubleshooting verification code issues - Microsoft Support
Troubleshoot unrequested verification codes. Note: If you're still not receiving verification codes, you may have to choose another method, or wait until you can access the phone or email you've listed. To protect your account and its contents, our support agents are not allowed to send verification codes or access and change account details.
Applies To: Microsoft account dashboard
如何安装最新版本的 DirectX - Microsoft 支持
DirectX 9.0c 通过安装 DirectX 9.0c 最终用户运行时适用于 Windows XP 和 Windows Server 2003。. 某些应用程序和游戏需要 DirectX 9。 但是,你的计算机包含更新版本的 DirectX。 如果安装并运行需要 DirectX 9 的应用程序或游戏,你可能会收到错误消息“无法启动此程序,因为计算机中丢失 d3dx9_35.dll。
Microsoft Edge で Web を安全に参照する - Microsoft サポート
Microsoft Edge. オンラインの脅威が日に日に高度になる中で、Web 閲覧の安全性を優先することが重要です。. Microsoft Edge には、オンライン セキュリティを強化し、個人情報を保護できるいくつかの機能とプラクティスが用意されています。. Microsoft Edge で Web を ...
更新 Xbox 无线控制器 | Xbox Support
按 Xbox 按钮 打开导航页,选择“档案和系统”>“设置”>“设备和连接”>“控制器和耳机”,然后选择要更新的控制器。. 在“Xbox One 无线控制器”屏幕上,选择“…”以查看控制器的固件版本。. 如果显示“更新”,请选择“固件版本”,然后按照提供的步骤 ...
Contact - Microsoft Support
Contact - Microsoft Support
Windows Media Player - Microsoft Support
If Windows Media Player stopped working correctly after the latest updates from Windows Update, verify that the updates are the problem by using System Restore. To do this: Select the Start button, and then type system restore. Select Create a restore point, and then in the System Properties pane, select System Restore.
在 Excel 中将 IF 与 AND、OR 和 NOT 函数配合使用 - Microsoft 支持
但如果需要测试多个条件,例如我们假设所有条件都需要为 True 或 False (AND),或只有一个条件需要为 True 或 False (OR),或者如果想要检查某个条件是否不 (NOT) 符合你的条件,这时该怎么做呢?这三个函数均可以单独使用,但它们更常见于与 IF 函数成对使用。
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, Excel Web App, Excel for Windows Phone 10
How to prevent and remove viruses and other malware
Restart your computer. When you see the computer's manufacturer's logo, repeatedly press the F8 key. When you are prompted, use the arrow keys to highlight Safe Mode with Networking, and then press Enter. Tip: Safe Mode starts Windows with only the minimum number of drivers and services necessary for operation.