Have you ran the vendors update utility? I see new Lenovos fairly often and their updates address various things that affect fan and cooling.
Have you adjusted the power plan at all? Use a default “balanced” power plan.
Is there an app that seems to have regular cpu usage?
Did you remove the ads-on antivirus software yet? It’s usually garbage. The built-in windows defender isn’t the best, but it’s good enough and usually doesn’t cause issues.
He has a patreon now but still no ads:
https://youtube.com/@primitivetechnology9550?si=lBWNPNLZowdKKR6i
Just a guy in the woods building shit from nothing, without tools. It kicked off a lot of similar channels that were obviously using tools.
Edge.