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.

Avoid and report Microsoft technical support scams. Learn how to unlock your Microsoft account and resolve 'account has been locked' error message.

If you receive a phone call claiming to be from Microsoft, or see a pop-up window on your PC with a fake warning message and a phone number to call and get your “issue” fixed, it’s better to be safe and not click any links or provide any personal information. Never call a number provided in an error message.

如果在电脑上安装或更新游戏服务时遇到问题，或者你注意到电脑版 Xbox 应用启动时缺少内容，则可能需要下载并运行适用于电脑的游戏服务修复工具。. 注意 在某些情况下，你可能无法运行游戏服务修复工具，除非你在电脑上以本地管理员身份登录。. 当 Windows ...

You see the following error code when you try to install a game or an app from the Microsoft Store in the Xbox app: 0x803FB107. This may mean that one or more items in the game or app hasn’t installed yet.

Solution 1: Check your Microsoft account to see if the content was refunded, cancelled or purchased. Sign in to your account. Scroll down until you see the game or game add-on you purchased. Note You may need to change the date range of your order history to see the transaction.

MICROSOFT SOFTWARE LICENSE TERMS. These license terms are an agreement between Microsoft Corporation (or based on where you live, one of its affiliates) and you. Please read them. They apply to the software named above, which includes the media on which you received it, if any. The terms also apply to any Microsoft.

Collaborate for free with online versions of Microsoft Word, PowerPoint, Excel, and OneNote. Save documents, workbooks, and presentations online, in OneDrive. Share them with others and work together at the same time.

You can't open or copy previous versions of files that were created by Windows Backup, but you can restore them. To restore a previous version, select the previous version, and then select. The file or folder replaces the current version on your computer, and the replacement can't be undone.

Manage your Xbox subscription. Game Pass Ultimate or a supported free to play game is required for cloud gaming. See what else you can do to get the most out of your subscription.