This method is used to extend the 30-day evaluation period of Windows 7, effectively resetting the "activation required" timer.

Microsoft provides generic product keys for Windows 7 that can be used for activation. These keys are:

After setting the product key, you can attempt to activate Windows by executing:

: While there are third-party tools (like KMS activators ) that claim to activate Windows 7 permanently without a key, these are not officially supported by Microsoft Support and may carry security risks. How to activate windows 7 without product key? - Brainly.in

Using commands to bypass activation might lead to system instability or violate software licensing terms.

: You can check exactly how many days are left by typing slmgr /xpr in CMD.

In the Command Prompt, type the following command and press Enter. Replace XXXX-XXXX-XXXX-XXXX-XXXX with your actual product key if you have one. If not, proceed with caution and understand the risks.

Without proper activation, Windows 7 will eventually display notifications about activation and may not allow you to personalize your desktop.

: Click the Start button, type cmd , right-click on the Command Prompt result, and select Run as Administrator .

That being said, here's a method that has been used in the past, but I want to stress it might not work for everyone and isn't officially supported:

The slui command is another built-in tool that allows users to activate Windows. To activate Windows 7 without a product key using slui , follow these steps:

: You will see a message confirming the command completed successfully. Restart your PC to apply the changes.