Microsoft Edge is the recommended browser by Microsoft. Support for Internet Explorer ended on June 15, 2022. Internet Explorer 11 has been permanently disabled through a Microsoft Edge update on certain versions of Windows 10.

If you trust a file, file type, folder, or a process that Windows Security has detected as malicious, you can stop Windows Security from alerting you or blocking the program by adding the file to the exclusions list.

We want to hear from you! Please continue to share your feedback with us — either in the Google Play Store, directly in the Phone Link and Link to Windows apps, or at the bottom of this article.

可通过不同的方式删除应用和程序，因此如果找不到要查找的应用和程序，可以尝试另一个位置。 请注意，某些应用和程序内置于 Windows 中，无法卸载。

A list of Excel training, from entry level to advanced skills, plus templates and other resources.

View previous versions of a file. If your file is stored in OneDrive or SharePoint in Microsoft 365, you can go back to a previous version of file.

If you're trying to add your Outlook.com account to Outlook or another mail app, you might need the POP, IMAP, or SMTP settings. You can find them below or by viewing them in your Outlook.com settings.. Outlook and Outlook.com may be able to detect your account's mailbox settings automatically, but for other non-Microsoft accounts, you may need to contact your email provider for their settings.

An upgrade moves your PC from a previous version of Windows—such as Windows 7 or Windows 8.1—to Windows 10. An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements.

After you create a chart, you might want to change the way that table rows and columns are plotted in the chart. For example, your first version of a chart might plot the rows of data from the table on the chart's vertical (value) axis, and the columns of data on the horizontal (category) axis.

Create a group for your project or team. Create a PLC group in Outlook (Office 365 Education) A Professional Learning Community (PLC) group is a type of Microsoft 365 Group that provides a shared space for educators to use for collaboration.