after changing motherboard while starting screen showing "product information is not valid"

[Manik1]

After changing motherboard, while i starting my laptop start screen showing a message "Product  Information Not Valid" and "The Following product information programmed into the system board is missing or invalid" System Board (00A) - Product Name etc how to fix it please help me.

[banhien]

@Manik1 

That is true because Windows key in BIOS is missing or invalid after the change. Where did you buy new System board. Please use the following tool to find out what is the new key

      https://www.magicaljellybean.com/keyfinder/

If no key, you have to contact vendor and asking for a key.

Regards,

[Manik1]

sir thank you for reply, I have product key, but i can't program it to fix the issue, please suggest me how can i  put this data into the machine that is why  start screen do not show the screen of product information is not valid. my issue details is just like this given in this link https://support.hp.com/in-en/document/c01443496

Thank you again