你可以以无线方式将电脑连接到电视、投影仪或支持 Miracast 的其他类型的外部显示器。. 打开电视、投影仪或其他显示器。. 如果你使用的是 Miracast 硬件保护装置或适配器，请确保已将其插入屏幕。. 按 Windows 徽标键 + K ，然后从可用设备列表中选择要强制转换为 ...

If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections.

Note: The steps to install the 2019, 2016, or 2013 versions of Office Professional Plus, Office Standard, or a stand-alone app such as Word or Project might be different if you got Microsoft 365 through one of the following: Microsoft Workplace Discount Program (formerly known as Home Use Program): If you bought Microsoft 365 for personal use through your company, see Install Office through ...

将最喜爱的内容固定到一个位置. 打开 Xbox Game Bar，各种游戏活动尽在掌控中。. 从小组件菜单中选择一项功能，它将作为小组件弹出。. 其中很多叠加项可以移动、调整大小或固定到你的屏幕。. 小组件菜单 (1)- 选择小组件菜单图标可打开活动列表以供选择 ...

计算两个日期之间的差值. 计算两个日期之间的差值. 若要计算两个日期之间的差值，请使用 DATEDIF 函数。. 首先将开始日期放入一个单元格，并将结束日期置于另一个单元格。. 然后键入一个如下所示的公式。. 警告: 如果 Start_date 大于 End_date ，结果将会是 #NUM!

更改或删除第一页的页眉或页脚. 双击页眉或页脚区域（靠近页面的顶部或底部）以打开“ 页眉和页脚 ”选项卡。. 选中 “其他首页” 以查看是否已选中。. 否则：. 选择“ 首页不同 ”。. 删除第一页上页眉或页脚的内容。. 在页眉或页脚中键入新内容。. 若要 ...

Sign in to SharePoint. SharePoint is a browser-based app that you connect to through your web browser, like so: Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint. Tip: If you don't see the SharePoint app under All apps, use the Search box near ...

In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...

Find settings in Windows. Find your Windows settings in a snap! Select the Start button, then select Settings . From there, browse the categories or use search to find what you're looking for. Most apps have their own settings. In the app, select Settings to make app-specific changes. Learn how to make Windows easier to see and easier to hear .

Summary. Windows 10, versions 2004, 20H2, 21H1, 21H2, and 22H2 share a common core operating system with an identical set of system files. Therefore, the new features in Windows 10, version 22H2 are included in the latest monthly quality update for Windows 10, version 2004, 20H2, 21H1, and 21H2 but are in an inactive and dormant state.