Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

Missed activity emails. In the Missed activity emails section, you’re able to set the frequency of summary emails detailing your missed activity, or turn this feature off.. Chats and channels notifications. Notifications for chats and channels can be managed at a granular level, allowing you to customize your notifications to your personal work style.

Important: Workbook links are considered potentially unsafe and must be enabled when you open a formula workbook.When you open a formula workbook, click Enable Content in the Message Bar to allow the workbook links to function. If you don't, Excel keeps the most recent values and disables refreshing the links with values from the data workbook.

Email, calendar, contact, and task information for POP accounts. If you have a POP account, all of your information is already stored in a Personal Folders (.pst) file.

Tips: If you don't see the OneDrive icon, OneDrive might not be running. On a PC, go to Start, type OneDrive in the search box, and then click OneDrive in the search results. You might need to click the Show hidden icons arrow next to the notification area to see the OneDrive icons. On a Mac, use Spotlight to search for OneDrive and open it.

如果应用已打开，请在任务栏上找到应用的图标按钮，长按此按钮，然后向上滑动，直到出现“应用列表”。 如果你使用的是鼠标，请在任务栏上找到应用图标按钮，右键单击此按钮，然后选择“固定到任务栏”。

Edit pictures with the Photos app in Windows. Windows 11 and Windows 10 have an app named Photos, a successor to Picture Manager, that lets you edit photos.For information on how to open and use it, see Edit photos and videos.. Edit a photo you've inserted in an Office document

Note: If you don’t want to start your Surface from your USB drive, make sure the drive isn't inserted in the USB port on your Surface when you start it.

Training: Get up and running quick. Note: If you already had an account signed in to OneDrive and you want to add another account, click the OneDrive cloud icon up in the Menu bar, click the three dots to open the menu, and select Preferences.Click the Account tab, select Add an Account to start OneDrive Setup, and then sign in.

与拥有手机、笔记本电脑或平板电脑的好友共享照片、视频或其他类型文件。 确保希望共享的其他设备已与你的电脑配对、已打开并且可以接收文件。了解如何配对