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。 下面是一个示例。

Important Make sure that you’re signed in to the correct Microsoft account before redeeming. If the code was purchased through a different account (for instance, as a gift), be sure to sign in to the account for the person who received the gift.

Know your limits Many email service providers set limits for the number of names that can be included in the To, Cc, and Bcc boxes in a message. For example, your email service provider may limit each message to a maximum of 100 email addresses. If these addresses are distributed among the To, Cc, and Bcc boxes, remember that the names in the Bcc box will count toward your total limit.

Select the level of tracking prevention that’s right for you: Basic: Blocks potentially harmful trackers but allows most other trackers and those that personalize content and ads. Balanced (Recommended): Blocks potentially harmful trackers and trackers from sites you haven’t visited.Content and ads will likely be less personalized. Strict: Blocks potentially harmful trackers and most ...

To change your name, select Edit name, make your changes, and then select Save. Edit name. Change billing or shipping address. To change your billing or shipping address, select Billing & shipping addresses, make your changes, and then select Save. Edit addresses. See also

職場 または学校アカウントを使用してデバイスが組織にサインインしたことがある場合は、その組織のアカウントに回復キーを格納できます。直接アクセスできる場合や、回復キーにアクセスするには、その組織の it サポートに問い合わせる必要がある場合があります。

In questo articolo viene descritto come ottenere la versione più recente di DirectX per abilitare giochi e applicazioni multimediali presenti nel sistema.

Delete a page break. Select Home > Show/Hide . This will display non-printing characters—paragraph markers, section breaks, page breaks, etc.—that you may want to see while you’re working on your document.

When in the new Teams, turn on (or off) notifications by selecting Settings and more at the top of the new Teams, then selecting Settings > Notifications > Open Windows notifications settings.Find Microsoft Teams (work preview) in the apps list and set your preference.

To activate Windows 10 using an internet connection: As Windows 10 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > Update & Security > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows 10.