Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. If you're unable to activate Windows 11, the Activation troubleshooter could help. To use the troubleshooter, select Start > Settings > System > Activation , and then select Troubleshoot .

Cause. This issue might occur when you try to activate the operating system with an OEM Activation 3.0 (OA3) Digital Product Key (DPK). Error 0xC004C003 occurs when a licensing code component tries to access a registry hive without proper access. A resulting access denied error causes the product key not to be extracted correctly. Workaround.

Learn how to activate Windows using a product key or digital license, check your activation status, and link your Microsoft account.

Windows 10. If you see error code 0x803F7001, it means that a valid license couldn’t be found to activate Windows on your PC. This can happen for several reasons: This is the first time Windows 10 has been installed on this PC.

Symptoms. Windows activation or validation fails when you try to activate Windows operating systems over the Internet. Additionally, you may receive one or more of the following errors: Error code: 0x80004005 Description: License Activation (SLUI.exe) failed.

Windows 11 Windows 10. Activation helps verify that your copy of Windows is genuine and hasn’t been used on more devices than the Microsoft Software License Terms allow. When installing Windows 11, the digital license associates itself with your device's hardware.

You purchased a new PC that came with Office pre-installed and have completed going through the activation process from a "Let's get started" page. Then, when you try to start an Office application, you'll instead be returned repeatedly to a "Let's get started" page. Follow these steps to get around this issue.

Last updated: January 2024. The issues listed below reflect the issues caused by the most recent product updates. For more troubleshooting help, see Troubleshoot installing Office below. Office for Windows. [FIXED] Error code: PIN-INAPP-INVALIDPIN-8 when you try to activate your Office 2021 product key.

To fix this problem, make sure your computer is connected to the Internet and check the Windows activation status: On your Windows task bar, in the Type here to search box, type Activation . In the search results, select See if Windows is activated .

If you haven't installed Office on another computer yet, follow the instructions in Install Office on your PC or Mac. Follow the steps in Activate by telephone, described above. Uninstall Office from the original computer. Read the Software License Terms to review terms on transferring Office. Open an Office application, such as Word.