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Redeem a gift card or code to your Microsoft account
Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.
Applies To: Microsoft account dashboard
Fix sound or audio problems in Windows - Microsoft Support
Fix your audio drivers. Hardware problems can be caused by outdated or malfunctioning drivers. Make sure your audio driver is up to date and update it if needed. If that doesn't work, try uninstalling the audio driver (it will reinstall automatically).
Account help
Get help with signing in, locked or compromised accounts, linked accounts, closing, reopening, and updating your security info and account profile. Get Microsoft account help. Manage your personal account from a single dashboard, including payment information, purchases, subscriptions, and more. Go to your dashboard.
Get help with purchase errors | Xbox Support
I’m getting an error message or error code when I try to make a purchase. There are different error codes or error messages that you may receive when you’re trying to make a purchase from the Microsoft Store. For more help with your specific error, go to: Xbox payment error messages and codes.
Request a refund for digital games | Xbox Support
We understand that sometimes purchases of digital game products don’t go as planned. When that happens, we’ll help you request a refund. Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date.
How to earn Microsoft Rewards points - Microsoft Support
It’s easy to rack up Microsoft Rewards points and earn your way toward great rewards like gift cards, movies, games, nonprofit donations, and more. Stay signed in with your Microsoft account and you'll earn points for doing the things you already do.
Applies To: Microsoft account dashboard
Manage Xbox online safety and privacy settings | Xbox Support
Use these privacy settings to manage how others see a member’s Xbox profile, who can communicate with them, and how they can interact with their content. Note To manage a member's settings, the account must be added to the console before proceeding with the steps below.
Protect yourself from phishing - Microsoft Support
Report it. If you're using an email client other than Outlook, start a new email to phish@office365.microsoft.com and include the phishing email as an attachment. Please don't forward the suspicious email; we need to receive it as an attachment so we can examine the headers on the message.
Repair an Office application - Microsoft Support
If a Microsoft 365 application such as Word or Excel isn’t working correctly, sometimes restarting it will fix the problem. If that doesn’t work, you can try repairing it. When you’re done, you might need to restart your computer. The steps to access the repair tool vary depending on your operating system.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
查找 Xbox 主机 ID、设备 ID 和序列号 | Xbox Support
查找 Xbox 主机 ID、设备 ID 和序列号. 若要为你的 Xbox Series X|S 或 Xbox One 主机注册或请求维修,你需要知道序列号。. 你可能还需要知道主机 ID 或设备 ID。. 只能在“设置”中查找主机 ID。. 主机 ID 不同于主机序列号。. 按 Xbox 按钮 打开导航页。. 选择“档案和系统 ...