Jimi777,
fan is not running means , there is a problem with fan cable connected motherboard ,
1. cable inner wire is damaged
2. cable pin connector on MB is loosed or pin is damaged
3. power supply is not going to fan connector pin on MB
4. power supply is not receiving to fan
so tcontact the asus service center
Intel i5 7200U_ Nvidia 940MX _Windows_11_Enterprise_64bit_22H2_buildno_22621.754