The Microsoft Authenticator app helps you sign into your accounts when you're using two-step verification.

If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

You can start a one-to-one chat with SMS participants in Brazil, Canada, Colombia, Great Britain, India, Mexico, and the United States. SMS participants from other countries will receive an invite to join Microsoft Teams (free); once they join, you can start a chat with them.

If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

Using the Security info page. If your organization provided you with specific steps about how to turn on and manage your two-factor verification, you should follow those instructions first. Otherwise, you can get to your security verification method settings from the Security info page.

If you pre-ordered a game and want to cancel, you can do so up to 10 days before the game launches at: Order history. After this time, you may be billed, and you’ll need to request a refund to cancel your order. For more info about digital game pre-orders, see: Pre-order Xbox digital games in the Microsoft Store.

Learn about chatting via SMS, including using commands, importing and deleting SMS chats, and recognizing the limits of SMS group chats.

Chat or receive a call back from a technical support expert: If you have a Microsoft 365 Basic, Microsoft 365 Personal, or Microsoft 365 Family subscription, get questions answered from anywhere via chat or request to receive a call back from one of our technical support experts.

In Microsoft Teams (free) you can add SMS participants from Australia, Brazil, Canada, Colombia, France, Germany, Great Britain, India, Japan, Mexico, or the US to a new or existing group chat. SMS participants from other countries will receive an invite to join Microsoft Teams (free) and can then join the group.

Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.