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.

You can either use an email address you own as a Microsoft account, or create a new address by choosing "Get a new email address" or "Use your email instead" when you sign up. Microsoft email addresses are not reused, so even if an account was closed a long time ago, you cannot create a new account using the old email address.

在“ 页眉和页脚 ”框中，执行下列操作之一：. 若要向幻灯片中添加日期和时间，请单击“ 幻灯片 ”选项卡。. 若要向备注页中添加日期和时间，请单击“ 备注和讲义 ”选项卡。. 选中“ 日期和时间 ”复选框，然后执行下列操作之一：. 若希望每次在打开或 ...

Note: If you have previous activity history stored in the cloud before Windows 11 23H2 and 22H2, January 23, 2024-KB5034204 update, you can use the Clear activity history button to delete previously stored data in the cloud. Otherwise, your activity history will be automatically deleted within 30 days from when your data was last synced to the cloud

If your OneDrive is full, we will send you an email notification and you will see the following OneDrive icon in your notification or menu bar: The reasons behind this and steps needed will depend on how you sign in. Personal Microsoft account Work or school account.

在 Outlook.com 中更改密码. Outlook.com 密码与 Microsoft 帐户 密码相同。. 转到 “Microsoft 帐户安全性 ”，然后选择“ 密码安全性 ”。. 作为一种安全性措施，系统可能会提示你使用安全代码验证身份。. 请决定希望通过电子邮件还是手机接收安全代码。. 可能要求验证 ...

DATE function. Returns the serial number of a particular date. DATEDIF function. Calculates the number of days, months, or years between two dates. This function is useful in formulas where you need to calculate an age. DATEVALUE function. Converts a date in the form of text to a serial number. DAY function.

To create a passkey for your Microsoft account, follow these steps on the device for which you’d like to create a passkey: Sign in to your Microsoft account Advanced Security Options. Choose Add a new way to sign in or verify. Select Face, fingerprint, PIN, or security key. Follow the instructions on your device. Provide a name for your passkey.

Windows 中的内容自适应亮度控制. Windows 11. 某些Windows 11电脑可以根据内置屏幕上显示的内容自动调整屏幕亮度和对比度。. 例如，如果你正在观看一个具有深色场景的视频，然后是一个更亮的场景 (例如显示晴朗的晴天) ，则亮度和对比度可能会改变。. 这很正常 ...

From the Inbox, select New Items > More Items > Outlook Data File. Enter a File name. To add a password, check the Add Optional Password box. Select OK. Type a password in both the Password and Verify Password text boxes and select OK again. If you set a password, you must enter it every time that the data file is opened — for example, when ...