Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

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.

Post questions, follow discussions and share your knowledge in the Outlook.com Community. Hotmail is now Outlook.com. Learn how to sign in to access your Outlook.com, Hotmail, Live, or MSN email account.

兑换礼品卡和充值码以进行 Xbox 购买和延长 Xbox 订阅。. 代码的长度为 25 个字符，包括数字和字母，并且采用横竖 5 个字符的 5x5 格式。. 代码可以是你从 Microsoft 或受信任的零售商处购买的数字卡或物理卡。. 请注意，如果帐户的未结余额或付款选项不再有效 ...

Go to the Microsoft account sign-in page at https://account.microsoft.com and enter your email address. If you see a message that says "We couldn't find an account with that username." or "That Microsoft account doesn't exist", then the address you entered is not a Microsoft account. If you believe it should be:

You get one of the following error messages when trying to redeem a digital code you purchased on your Xbox One or Xbox.com: Redeem a different code. The code you are attempting to redeem is for a currency that does not match your account location.

Help with a work or school account password. I need to talk to a customer support agent. Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.

For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.

Learn what to do if you see error code 0x8007045D or 8007045D when you try to download your Xbox profile or an update to your Xbox 360 console.

Free up space with Disk Cleanup. Delete personal files or move them to an external storage device. Get additional help. Learn how you can free up drive space in Windows. Keep your PC running smoothly and up to date by increasing the disk space.