Delete your Office Document Cache - Microsoft Support
The Office Document Cache contains the files Office uses to make sure your changes are saved in the cloud. Sometimes when you use Office with other apps in the cloud, the apps fail to sync properly before you close Office and this can damage, or corrupt, your Office Document Cache.
Applies To: Office Upload Center 2013, Office Upload Center 2016, Office Upload Center 2010
Insert PDF file content into a PowerPoint presentation
In the Insert Object box, select Create from file, and then enter the PDF file location; or select Browse, find the PDF file, and then select OK.. This makes the PDF file part of the presentation file. The quality of the PDF file is reduced with this method, but you can open the full PDF file by double-clicking the image when viewing or editing in Normal view.
Applies To: PowerPoint for Microsoft 365, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016
Turn new message alert pop-up on or off - Microsoft Support
A Desktop Alert is a notification that appears on your desktop when you receive a new email message, a meeting request, or a task request. By default, Desktop Alerts are turned on.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, New Outlook for Windows
Turn on automatic app updates - Microsoft Support
App publishers sometimes update their apps to add new features and fix problems. Microsoft Store on Windows can automatically install app updates.
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Change the default font or text color for email messages
In Outlook, the default font is 11-point Calibri in black. It's used when you compose new email messages. You can change the default font and its color, size, and style — such as bold or italic.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
Encrypt messages by using S/MIME in Outlook on the web
A key icon in the message list or reading pane indicates an encrypted message.. If you normally use Conversation view, you'll have to open the message in a new window to read it. There will be a link on the message to make this easier.
Applies To: Outlook.com, Outlook on the web for Exchange Server 2016, Outlook on the web for Exchange Server 2019
Available number formats in Excel - Microsoft Support
Format. Description. General. The default number format that Excel applies when you type a number. For the most part, numbers that are formatted with the General format are displayed just the way you type them. However, if the cell is not wide enough to show the entire number, the General format rounds the numbers with decimals. The General number format also uses scientific (exponential ...
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
在 Outlook 中使用加载项 - Microsoft 支持
在 “应用 ”页中,从可用列表中搜索所需的加载项。或者,如果使用的是特定加载项,请在搜索框中输入其名称。 找到要安装的加载项时,请选择它以了解有关加载项的详细信息并查看其隐私策略。
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook on the web, New Outlook for Windows, Outlook Web App
Turn airplane mode on or off - Microsoft Support
Note: Airplane mode retains the settings you used last time.When you turn on airplane mode, Windows remembers if you had Wi-Fi or Bluetooth on last time, and keeps that setting so your Wi-Fi or Bluetooth will be on again.