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Sign in to SharePoint - Microsoft Support
SharePoint is a browser-based app that you connect to through your web browser, like so: Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint.
Applies To: SharePoint in Microsoft 365
Secure messages by using a digital signature - Microsoft Support
A digital signature attached to an email message offers another layer of security by providing assurance to the recipient that you—not an imposter—signed the contents of the email message. Your digital signature, which includes your certificate and public key, originates from your digital ID.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
Send, view, and reply to encrypted messages in Outlook for PC
A message that is encrypted by Microsoft 365 Message Encryption is delivered to a recipient’s inbox just like any other email message. If the recipient has Outlook 2016 and a Microsoft 365 email account, they'll see an alert about the item's restricted permissions in the Reading pane.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Sending limits in Outlook.com - Microsoft Support
To help protect against abuse by spammers, Outlook.com limits the number of email messages that you can send in a single day, as well as the number of recipients for a single message.
Applies To: Outlook.com
View printer queue in Windows - Microsoft Support
To view a list of items waiting to print in Windows 11: Select Start > Settings > Bluetooth & devices > Printers & scanners . Open Printers & scanners settings. Select your printer from the list and select Open print queue to see a list of what's printing and the upcoming print order.
Import data from data sources (Power Query) - Microsoft Support
Import data from a database in Excel for Mac. Getting data. Use Power Query in Excel to import data into Excel from a wide variety of popular data sources, including CSV, XML, JSON, PDF, SharePoint, SQL, and more.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2019, Excel 2016, Excel 2013
手机连接帮助和学习
我们对之前的“你的手机”应用的演变为用户体验提供了一个新名称。. 使用 Windows 电脑上的新“手机连接”和 Android 设备上的新“连接至 Windows”应用,访问移动应用和内容从未如此简单!. 了解更多有关“电话链接”的信息.