Visit the small business help & learning page to learn how you can use Outlook and other Microsoft 365 apps and services in your small business. Visit the small business hub now. Connect. Organize. Get things done. Everything you need to be your most productive and connected self—at home, on the go, and everywhere in between.

Click or tap anywhere in the page you want to delete, press Option+⌘+G. In the Enter page number box, type \page. Press Enter on your keyboard, and then select Close. Verify that a page of content is selected, and then press Delete on your keyboard. To remove blank pages in the middle or at the end of your document, see Delete a blank page.

Create and send email. Choose New Email to start a new message. Enter a name or email address in the To, Cc, or Bcc field. If you don't see Bcc, see Show, hide, and view the Bcc box. In Subject, type the subject of the email message. Place the cursor in the body of the email message, and then start typing. After typing your message, choose Send.

升级到 Windows 10 专业版. Windows 10. Windows 10 专业版提供更多高级安全和业务网络功能，包括：. BitLocker 驱动器加密. 远程桌面. 能够加入域或 Azure Active Directory. 如果运行的是 Windows 10 家庭版，请选择 获取 Windows 10 Pro升级设备。. 获取 Windows 10 Pro.

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Turn on Find my device. When you set up a new device, you can decide whether to turn on or turn off the Find my device setting. If you turned it off during setup and now want to turn it on, make sure your Windows device is connected to the internet, has enough battery power so it can send its location, and that you're signed in to the device using your Microsoft account.

This might also occur if the device has been moved and the lighting conditions are dramatically different in the new location. To improve recognition, select Start > Settings > Accounts > Sign-in options > Facial recognition (Windows Hello) , and then select Improve recognition. If you are having a problem with Windows Hello facial recognition ...

Create and format a hard disk partition. To create a partition or volume (the two terms are often used interchangeably) on a hard disk, you must be logged in as an administrator, and there must be either unallocated disk space or free space within an extended partition on the hard disk. If there is no unallocated disk space, you can create some ...

了解如何使用游戏服务修复工具对电脑上游戏服务的安装和更新问题进行故障排除。注意 在某些情况下，你可能无法运行游戏服务修复工具，除非你在电脑上以本地管理员身份登录。 当 Windows OS 为 20H1 或更早版本时，会发生这种情况。 如果无法运行游戏服务修复工具，则需要更新 Windows OS 版本。

如何在 Excel 中使用“自动求和”将一列或一行数字数字相加。 如果需要对一列或一行数字求和，请让 Excel 为你计算。 选择要求和的数字旁边的单元格，在“开始”选项卡上选择“自动求和”，按 Enter，即可完成。 选择“自动求和”时，Excel 会自动输入一个公式 (，该公式使用 SUM 函数) 对数字求和。