Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

Virus & threat protection in Windows Security helps you scan for threats on your device. You can also run different types of scans, see the results of your previous virus and threat scans, and get the latest protection offered by Microsoft Defender Antivirus. Under Current threats you can:

Here's an example of how to use VLOOKUP. =VLOOKUP (B2,C2:E7,3,TRUE) In this example, B2 is the first argument —an element of data that the function needs to work. For VLOOKUP, this first argument is the value that you want to find. This argument can be a cell reference, or a fixed value such as "smith" or 21,000.

With voice typing, you can enter text on your PC by speaking. Voice typing uses online speech recognition, which is powered by Azure Speech services.

There are several ways to copy or move files, depending on the version of SharePoint you're using. In SharePoint in Microsoft 365, you can use the Copy to or Move to command to copy or move files between libraries. For more info, see Move or copy a folder, file, or link in a document library.

Standard channels are available to all team members in Teams. Most channels are standard channels. If you need a smaller, specific audience for a particular subject, you can use a private channel. Shared channels are for collaborating with people inside and outside your team or organization.

Meeting options in Microsoft Teams. Meeting options are a group of settings that enable, limit, or turn off certain capabilities during a meeting. Organizers can change meeting options to affect how participants engage and interact during a meeting.

Get help and support for Microsoft Edge. Find Microsoft Edge support content, how-to articles, tutorials, and more.

Training: Switch to SharePoint Online from Google Sites and start working together with these quick instructions on how to access, upload, and share the content, information, and apps your team relies on with SharePoint Online.

使用 Microsoft Forms ，可以在 Microsoft Teams 秒内创建即时实时轮询。 在 Teams 频道中发布投票，或在聊天窗格中快速收集反馈。