Can't install Zorin OS 16.2 Core in my Friend's Laptop

Which edition of ZorinOS are you attempting to install e.g. Pro, Core, Lite etc ?

Did you attempt "Try Zorin" first from the live USB and did that run OK?

Are you able to take a photo of the looping error message and post it here. We may be able to make a judgement after seeing the error.

Also see useful pre-installation advice here: Before you install