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安裝中文字典英文字典辭典工具!
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- Find your Windows product key - Microsoft Support
A new PC running Windows The product key is preinstalled on your PC, included with the packaging the PC came in, or included on the Certificate of Authenticity (COA) attached to the PC For more info, contact your hardware manufacturer, and for pictures of authentic product keys and COA labels, see How to tell your hardware is genuine
- 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
- Microsoft Support
Microsoft Support is here to help you with Microsoft products Find how-to articles, videos, and training for Microsoft Copilot, Microsoft 365, Windows 11, Surface, and more
- Find your BitLocker recovery key - Microsoft Support
What if I can't find the recovery key? If your device is managed by an organization, check with your IT department to retrieve the recovery key If you can’t find the BitLocker recovery key and are unable to undo any changes that caused it to be needed, you’ll have to reset your device using one of the Windows recovery options
- Create installation media for Windows - Microsoft Support
An ISO can also be used to create the installation media on a DVD A product key A 25-character product key might be needed (not required for digital licenses) For help with finding the product key, go to Find your Windows product key Many modern devices contain the product key embedded in the firmware of the device
- Reactivating Windows after a hardware change - Microsoft Support
Learn how to prepare your Windows device for a hardware change and find help reactivating Windows after a hardware change is complete
- Install Office 2010 - Microsoft Support
When prompted, enter the product key If you need help, see Find your product key for Office 2010 Read and accept the Microsoft Software License Terms, and then click Continue Follow the prompts and after Office installs, click Close In the Activation wizard, click I want to activate the software over the Internet, and then follow the prompts
- Where to enter your Office product key | Microsoft Support
If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription Having problems with your product key?
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