Go to office.com, and sign in to your work or school account. In the upper left corner of the window, select the app launcher > All apps > SharePoint. Tip: If you don't see the SharePoint app under All apps, use the Search box near the top of the window to search for SharePoint.

There are a number of possible explanations for why verification codes don't always arrive. Read through the list of the most common causes, and see if any of them apply to you, or use our troubleshooter to help guide you.

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. Learn how to manage your Microsoft account security info and troubleshoot verification code issues.

You might get this message for one of these reasons: There was a problem with OneDrive. Try to upload the file again. The connection to OneDrive was lost during the file transfer, or you weren't signed in to OneDrive. Sign in to OneDrive with your Microsoft account, and then try to upload the file again.

If you want to track your Microsoft Rewards order after you redeem an award, sign in to the Rewards page with your Microsoft account, select Redeem and then select Order history. On the Order history page, find your order and then look under Status. Open Rewards dashboard.

If you forgot your work or school password, never got a password from your organization, or have been locked out of your account, you can use your security info and your mobile device to reset your work or school password. Your administrator must turn on this feature for you to be able to register your information and reset your own password.

If you encrypt an Outlook message that contains voting buttons, message recipients won't be able to see them. That feature isn't supported at this time. Create an email message or reply to or forward a message that you received. On the Options tab, in the Tracking group, click Use Voting Buttons.

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借助 Teams 的外部访问，你可以添加或邀请 Teams 组织外部使用 Teams、Teams 个人使用、面向消费者的 Skype () 以及Skype for Business一对一聊天的人员。. 还可以要求管理员使用其电话号码将外部用户添加到组织的扩展目录。. 添加后，可以在搜索组织内的任何人时搜索 ...