查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。. 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。. 如果 Windows 已预先安装在计算机上，产品密钥应显示在设备 ...

Check your poll results. You can see aggregated results in the voting card that is in the body of the email. Click Refresh to see the most updated results or click View in Forms to see detailed responses on forms.office.com.Similarly, you can click on the poll link in the body of the email to track more detailed results on forms.office.com.. Feedback for Microsoft Forms

Install a custom font you have downloaded. Once you've downloaded the font you want to install you need to install it in the operating system. Once the font is properly installed in the operating system Microsoft Office will be able to see and use it. For detailed instructions select the operating system you're using from the drop-down box below.

View hidden files and folders in Windows. Windows 11 Windows 10. Windows 11 Windows 10. Open File Explorer from the taskbar. Select View > Show > Hidden items. Learn how to show hidden files, folders, and drives in Windows.

Adding an input language lets you set a language-preference order for websites and apps. It also lets you change your keyboard language. Select Start > Settings > Time & language > Language & region. Under Preferred languages, select the language that contains the keyboard you want, and then select Options. Select Add a keyboard and choose the ...

Here's more info on what permissions allow an app to do: Access all your files, peripheral devices, apps, programs, and registry: The app has the ability to read or write to all your files (including documents, pictures, and music) and registry settings, which allows the app to make changes to your computer and settings. It can use any peripheral devices that are either attached or part of ...

Here are some solutions to common problems with the new Microsoft Edge . If Microsoft Edge keeps crashing. If you can't open Microsoft Edge, or if it opens briefly and then closes, or if you’re unable to open specific webpages, here are some things you can try.

Tip: Once connected, you can see if Multi-Link Operation is supported in your connection by selecting Settings > Network & internet > Wi-Fi > (your network) properties, and checking the value next to Network band (channel). If it shows more than one band (for example, 5 GHz and 6 GHz, or 2.4 GHz and 5 GHz ), then MLO is supported.

如果你遇到了无线显示器或无线扩展坞连接问题，请尝试以下操作以修复问题： 请确保你的 Windows 10 设备支持 Miracast。 下面介绍如何在电脑上检查：选择“开始” 按钮，键入“连接”，然后从结果列表中选择“连接”。 在“连接”应用中，文本将告知你 Windows 10 设备是否支持它。

You use the subtraction operator ( -) to find the difference between times, and then do either of the following: Apply a custom format code to the cell by doing the following: Select the cell. On the Home tab, in the Number group, click the arrow next to the General box, and then click More Number Formats. In the Format Cells dialog box, click ...