下载并安装应用. 设置 Microsoft 365 商业版订阅后，需要在电脑或 Mac 上下载并安装 Microsoft 365 应用，如 Word、Excel、Microsoft Teams 和 PowerPoint。. 转到 microsoft365.com 并使用 Microsoft 365 帐户登录。. 选择 “安装应用”。. 按照浏览器中的说明下载安装程序并开始安装 ...

注意: 如果还没有许可证，则需要为 Windows 11 Pro 获取单独的许可证。对于在硬件或虚拟机上运行的每个 Windows 11 专业版实例，都需要唯一的许可证。 可以通过 Microsoft Store 的“下载”选项购买许可证，或通过零售版购买许可证。 Windows 11 专业版产品密钥与平台无关 (x64 与 Arm) 。

If you use an Microsoft 365, Exchange, IMAP, or Outlook.com account, a copy of your mailbox is stored in an Offline Outlook Data File (.ost). To reduce the size of your Outlook Data File (.pst) or Offline Outlook Data File (.ost), you can manually compact the data file. Select your version of Outlook below to see instructions on how to reduce ...

Enter the currency pair in a cell using this format: From Currency / To Currency with the ISO currency codes. For example, enter "USD/EUR" to get the exchange rate from one United States Dollar to Euros. Select the cells and then select Insert > Table . Although creating a table isn't required, it'll make inserting data from the data type much ...

Join with a meeting ID from your Teams app. From your Teams Calendar, select Join with an ID. 2. Enter a meeting ID and passcode. To find both the meeting ID and passcode, go to your calendar in Outlook. Open the meeting you want to join. In the meeting invite, you'll see the meeting ID and passcode. 3.

打开或关闭 Windows 安全中心. Security Windows 10. 当在新设备中首次启动 Windows 10 时，设备上已安装的防病毒保护程序即是你的默认安全应用。. 但是，Windows 安全中心已预安装并可随时使用。. 如果你想要使用 Windows 安全中心，可卸载其他所有防病毒程序，Windows 安全 ...

Turn on Live captions in the quick settings (to open quick settings, select the battery, network, or volume icon on the taskbar). Turn on the Live captions toggle in the quick settings Accessibility flyout. Press Windows logo key + Ctrl + L. Select Start > All apps > Accessibility > Live captions.

When you make your first purchase in the new locale, you'll be prompted to update your billing info. To change your region, use one of the following options: Select Start > Settings > Time & Language > Language & Region. Under Country or region, select your new region. You can switch back to your original region at any time.

自定义锁屏界面图像. 选择 “开始 ”> “设置”。. 选择“个性化”>“锁屏界面 ”。. 选择“ 个性化设置锁屏界面 ”列表，然后执行下列操作之一：. 选择 “Windows 聚光灯 ”以获取自动显示的美丽摄影。. Windows 聚焦不仅可以每天更新拍摄自全球各地的新图像 ...

Syntax. LEFT (text, [num_chars]) LEFTB (text, [num_bytes]) The function syntax has the following arguments: Text Required. The text string that contains the characters you want to extract. Num_chars Optional. Specifies the number of characters you want LEFT to extract. Num_chars must be greater than or equal to zero.