Enter a formula that contains a built-in function. Select an empty cell. Type an equal sign = and then type a function. For example, =SUM for getting the total sales. Type an opening parenthesis (. Select the range of cells, and then type a closing parenthesis). Press Enter to get the result.

Windows 11 Windows 10. To adjust power and sleep settings in Windows 11, select Start > Settings > System > Power & battery > Screen and sleep. Screen: Select how long you want your device to wait before turning the screen off when you're not using your device. Sleep: Select how long you want your device to wait before going to sleep when you ...

Using clipboard. When you copy content on your PC, it’s automatically copied to your clipboard for you to paste. You can paste multiple items from your clipboard history, and you can also pin the items you tend to use all the time and sync your clipboard history to the cloud. Here are some answers to questions you might have about your clipboard.

Windows 7 支持已于 2020 年 1 月 14 日结束。 我们建议你转到 Windows 11 电脑来继续从 Microsoft 接收安全更新。 了解详细信息 获取 SP1的推荐（并且最简单）方法是在“控制面板”中的“Windows 更新”中打开自动更新，然后等待 Windows 7 通知你 SP1 已 ...

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.

Select your version of Microsoft 365 below to learn how to activate Microsoft 365. Activate Microsoft 365 or a non-subscription version of Office. Activate Office that's pre-installed on a new Windows device. Activate an Office purchase or offer that's included on a new Windows device. Activate Office from Microsoft Workplace Discount Program.

When you accidentally delete an email message in Outlook, you can recover the message if it's still in your Deleted Items folder. In some cases, you can even recover items after the Deleted Items folder is emptied. You can also recover a deleted folder (with all of its messages) if it's still in your Deleted Items folder.

Use the Microsoft Wireless Display Adapter. Surface. The Microsoft Wireless Display Adapter is a strong, reliable way to project your content, photos, and videos to a big screen.

Tips: While signing in, select Yes at the "Stay signed in?" prompt if you want to go straight to your mailbox next time (not recommended for shared computers). Alternatively, check the "Don't show this again" box and select No to be prompted for your password each time.. If you can't sign in, or have forgotten your username or password, use our sign-in troubleshooter.

Microsoft はこの変更を行い、個人および小規模企業全体で 1 つの無料 Teams エクスペリエンスに投資しています。 1 年以上にわたって、Microsoft は新しい顧客のみが新しい Microsoft Teams にサインアップすることを許可しました (無料)。