Yes, it's generally safe to turn it off if the system is functioning properly.
Yes, it's generally safe to turn it off if the system is functioning properly.
It’s fine to turn off Intel’s adaptive thermal monitor when you already see temperatures within normal ranges. Your 10400f is running at 35–40°C with fans at their max, which matches the mid-60s range you described. You likely won’t notice a big performance increase, but it keeps the system quiet and stable.