Hi @kirell
You can try following the trackpad dissembly to reach to the fan
[guide|116476]
If the fan is not performing well, you might need to replace the fan part…
Parts
https://www.aliexpress.com/item/GZEELE-used-CPU-Cooling-Fan-For-HP-EliteBook-Folio-9470m-Series-Laptop-Notebook-Cooler-FAN-Laptops/32878138560.html?spm=2114.search0604.3.2.173925d9h8FDAS&ws_ab_test=searchweb0_0,searchweb201602_8_10065_10068_319_10059_10884_317_10887_10696_321_322_10084_453_10083_454_10103_10618_10307_537_536,searchweb201603_61,ppcSwitch_0&algo_expid=e9d07fef-3c7f-4681-9ab5-b6545303bfe2-0&algo_pvid=e9d07fef-3c7f-4681-9ab5-b6545303bfe2