my serial number keeps coming up as incorrect

[PATTIGENE]

System:
Battery or AC:
Model:
Frequency of occurrence:
Reset OS:
Screenshot or video:
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Detailed description：

[Blake_ASUS]

Hi there,
Please refer to below link

How to find product Serial Number
Thank you.

[PATTIGENE]

I have the number that is on the back of my notebook and elsewhere. It still comes up at inccorect.

[Blake_ASUS]

Hi there,
Please check your PM.
Thank you.