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

A product key is a 25-character code that's used to activate Windows and helps verify that Windows hasn't been used on more PCs than the Microsoft Software License Terms allow. Windows 11 and Windows 10 : In most cases, Windows 11 and Windows 10 activates automatically using a digital license and doesn’t require you to enter a product key.

This service is free. Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Block pop-ups in Microsoft Edge. The Microsoft Edge feature that blocks pop-ups is effective in preventing websites from automatically opening a new window or tab, or a partial window on top of your current web page. This feature is turned on by default.

Microsoft Edge Windows 11 Windows 10. You can view and clear your Microsoft Edge browsing history stored on a single device, across all synced devices, and in the cloud. You may choose to clear your browsing history at any time.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track. Run the System File Checker tool (SFC.exe) To do this, follow these steps:

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.

Desktop Themes. A theme is a combination of desktop background pictures, window colors, and sounds. To get a theme, expand one of the categories below, select a link for the theme, and then select Open. This saves the theme to your PC and puts it on your desktop.

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 ...

Cast to a display from a Windows PC. You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.