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Windows Update Troubleshooter - Microsoft Support
Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.
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.
Ways to install Windows 11 - Microsoft Support
Create Windows 11 installation media. On the Windows 11 software download page , select Create tool now and follow the instructions to install Windows 11. Warning: Microsoft recommends against installing Windows 11 on a device that does not meet the Windows 11 minimum system requirements.
Windows 11 and Secure Boot - Microsoft Support
From the next screen, select Troubleshoot > Advanced options > UEFI Firmware Settings > Restart to make changes. To change these settings, you will need to switch the PC boot mode from one enabled as “Legacy” BIOS (also known as “CSM” Mode) to UEFI/BIOS (Unified Extensible Firmware Interface). In some cases, there are options to enable ...
保护玩家免受市场盗窃和诱骗 | Xbox Support
保护玩家免受市场盗窃和诱骗. 开发人员为 Xbox 网络制作了令人惊叹的游戏和内容。. 为了保护客户和开发人员,我们提供了在 Microsoft Store 中进行购买的安全方法。. 为了维护此安全性,Xbox 会监视 Xbox 社区中的市场盗窃或诱骗情况。. 欺诈会影响所有人,并且大 ...
解决适用于 Windows 的 Xbox 应用问题 | Xbox Support
如果收到错误代码 0x00000001,请在 Windows 10/11 设备上重新安装游戏服务应用:. 选择任务栏上的“搜索”图标,键入“PowerShell”,右键单击“Windows PowerShell”,然后选择“以管理员身份运行”。. 在 Windows PowerShell 中,键入以下命令并按“Enter”:. get-appxpackage ...
如何兑换礼品卡和代码 | Xbox Support
如何在 Windows 版 Xbox 应用中兑换代码. 按“开始”按钮 ,然后在“搜索”框中输入“Xbox”。. 从结果中选择 Xbox 应用以打开该应用。. 选择左上角的玩家图片,然后选择“设置”。. 在“兑换代码”下选择“兑换”。. 输入由 25 个字符组成的代码,选择 下一步 ...
Protect yourself from tech support scams - Microsoft Support
The classic cold-call scam. The scammers call you and claim to be from the tech support team of Microsoft or another company. They offer to help solve your computer "problems".
Multiply and divide numbers in Excel - Microsoft Support
Multiply numbers in different cells by using a formula. You can use the PRODUCT function to multiply numbers, cells, and ranges.. You can use any combination of up to 255 numbers or cell references in the PRODUCT function. For example, the formula =PRODUCT(A2,A4:A15,12,E3:E5,150,G4,H4:J6) multiplies two single cells (A2 and G4), two numbers (12 and 150), and three ranges (A4:A15, E3:E5, and H4 ...
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
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.