View more Microsoft account help topics. Need more help? Contact Support. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help.If you still need help, select Contact Support to be routed to the best support option.

Pick a team and channel. A team is a collection of people, conversations, files, and tools — all in one place. A channel is a discussion in a team, dedicated to a department, project, or topic.. The best way to get familiar with teams and channels is to pick a team and channel and start exploring! Select Teams on the left side of the app and then pick a team.

Note: When you attempt to enable contacts sync in Microsoft Outlook for Android, if the toggle option for Sync contacts is disabled and a message is displayed with the text Contacts sync isn’t turned on in system settings, this may be due to the Auto sync data option being disabled in system settings.To fix this issue, enable Auto sync data in Accounts menu in the Android system settings.

Protected messages allow the sender to set specific permissions on a message, such as Do Not Forward or Do Not Print. If you receive a protected email message sent to the work or school account you use with Microsoft 365 in Outlook or Outlook on the web, the message should open like any other message.

If you are an identity provider or a website owner who doesn't rely on Microsoft’s enterprise or consumer identities, Microsoft Authenticator app can still help you secure the identities of your users who use two-step verification.

如果你不希望第三方站点在你的电脑上存储 Cookie，则可以阻止 Cookie。 但是执行此操作可能会导致某些页面无法正确显示，或者可能会从站点收到一条消息，通知你需要允许 Cookie 才能查看该站点。

Windows 8.1 Update and Windows RT 8.1 Update (also known as KB 2919355) include improvements that make your favorite apps and settings easier to find and use, provide more familiar mouse and keyboard options, and update security and performance.Here’s what you need to know about installing this important update. Check to see if it’s already installed

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.

The camera roll on your device only uploads to OneDrive - it does not sync photos both ways. That means you can delete uploaded photos and videos from your device, and the copies in OneDrive won't be affected.

Training: PowerPoint Designer helps you automatically create professional looking slides in seconds. Just insert one or more pictures, a list of items, or a list of dates, and select the design you want. Watch this video to learn how.