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.

If you feel like you’ve been the target of a technical support scam, you can help Microsoft stop cybercriminals by reporting it. Learn more about avoiding technical support scams.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page. You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

If you’re unable to read all 25 characters of your digital code, you’ll need to request a replacement code by contacting aka.ms/contactxboxsupport. When you contact support, make sure to provide the proof of purchase, the serial number, and a picture of the damaged code.

Add, remove or update an email address or phone number. If you want to make changes to the email addresses or phone numbers associated with your Microsoft account, use our guided support tool below to help you update the right information in the right way.

To register your Xbox console or device, you need a Microsoft account. If you don’t have an account, you can create one here: Create a Microsoft account. Once you have an account, sign in to the Microsoft devices site: Microsoft devices. You’ll see all of your devices listed. You can either:

Remote Assistance Support from Microsoft allows a Microsoft support professional in another location to view your computer screen and work on your computer over a secured connection. Protect yourself from tech support scams. Before clicking 'I accept', review the: Agreement for Microsoft Services. Microsoft Software License Terms.

Block you from uninstalling a program through Add or Remove Programs (or Programs and Features) in Control Panel. If you're trying to remove malware, you can use Windows Security (or another antivirus tool), or you can use the Windows Malicious Software Removal tool.

尝试在 Xbox 主机上进行购买时看到以下错误消息：. 已阻止您的账户在 Microsoft Store 中进行购买。. 有关详细信息，请转到 Xbox.com/PurchaseBlock. 这可能意味着：. Xbox 服务暂时出错。. Microsoft 帐户的隐私和在线安全设置正在阻止您进行购买。. 您的 Xbox One 主机或 ...

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