Office 2021 是作为一个 一次性购买 出售，这意味着你需要预先支付一次性的付款，以在一台计算机上获取 Microsoft 365 应用。. 一次性购买的产品适用于 PC 和 Mac。. 但是一次性购买的产品没有升级的选项，这意味着如果您打算升级到下一个主要版本，您需要全价 ...

Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...

Where can I find my BitLocker recovery key? BitLocker likely ensured that a recovery key was safely backed up prior to activating protection. There are several places that your recovery key may be, depending on the choice that was made when activating BitLocker:

Taskbar icon. Apps. Check your version of Teams. For Microsoft Teams (free), select Settings and more > Settings > About Teams , then look under Version to see if you have the latest version or need to Update now. For Microsoft Teams (work or school), select Settings and more > About, then look under Version.

Open Control Panel in Windows. Windows 10. In the search box next to Start on the taskbar, type control panel. Select Control Panel from the list of results. Note: Many Control Panel features are simpler and faster in Settings . Open Settings. Open Control Panel in Windows.

サインアウトするには、 Outlook.com</a> に移動します。. 受信トレイの上隅にあるアカウントのイニシャルまたはアカウントの画像を選択します。. [ サインアウト] を選択します。. 画面上部に画像が表示されない場合は、広告ブロックが有効にされていないか ...

Windows Web. 如果有一个工作表，其中列包含数据，需要旋转才能按行重新排列它，请使用 “转置” 功能。. 使用它，可以快速将数据从列切换到行，反之亦然。. 例如，如果数据如下所示，则列标题为“销售区域”，左侧为“季度”：. “转置”功能重新排列表 ...

On the Format tab, click Conditional Formatting. Tip: To format a single control, click the arrow in the Show formatting rules for field. In the Conditional Formatting Rules Manager dialog box, click New Rule and select a rule type. Select an option from Edit the rule description. Select the formatting that you want to apply and click OK.

To sign out, go to Outlook.com. Select your account initials or account picture at the top corner of your Inbox. Select Sign out. Tips: If you don't see your picture at the top of screen, check to see if ad blocking is turned on. Sometimes this prevents the picture from showing. If you don't see see Profile or Account options, you can access ...

如果你在下载和安装 Windows 更新时收到错误代码，更新疑难解答可以帮助解决该问题。. 选择“ 开始 ”>“ 设置 ”>“ 系统 ”>“ 疑难解答 ”>“ 其他疑难解答 ”。. 接下来，在 最常用的 下，选择 Windows 更新 > 运行 。. 运行完疑难解答后，最好重启设备。. 接 ...