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
Enable TPM 2.0 on your PC - Microsoft Support
TPM 2.0 is used in Windows 11 for a number of features, including Windows Hello for identity protection and BitLocker for data protection. In some cases, PCs that are capable of running TPM 2.0 are not set up to do so. If you are considering upgrading to Windows 11, check to ensure TPM 2.0 is enabled on your device.
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Activate Windows - Microsoft Support
Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.
如何兌換禮品卡和代碼 | Xbox Support
兌換禮品卡與代碼，以購買 Xbox 並擴充您的 Xbox 訂閱。. 代碼的長度為 25 個字元 (包含數字和英文字母)，並採用 5x5 格式，即以五個字元為一組，共五組。. 代碼可以是您向 Microsoft 或信任的零售商購買的數位或實體卡片。. 如果您的帳戶有未付餘額，或是付款 ...
View and manage your subscriptions on Xbox | Xbox Support
Get info on how to sign up for, extend, or check the latest offers on subscriptions on your Xbox console.
Xbox Game Pass Ultimate 特別福利常見問題集 | Xbox Support
哪裡可以找到我的特別福利，以及如何進行兌換？. Xbox Game Pass Ultimate 會員獨享特別福利存取權。. 新內容會定期新增，您可在 Xbox Series X|S、Xbox One、Xbox Game Pass 行動應用程式或 Windows 10 電腦專用 Xbox 應用程式上檢視及兌換。.
Desktop Themes - Microsoft Support
Get free Windows themes from Microsoft to personalize background, colors and sounds for your PC.
Find your Windows product key - Microsoft Support
A Windows product key is a 25-character code used to activate Windows. It looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. Locate your product key for Windows 10 or Windows 11.
Applies To:
Microsoft account dashboard
Cloud gaming with Xbox | Xbox Support
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.