Question Case fans not showing up in bios Asus motherboard

Do you only have them connected to the cha_fan headers?
Sorry, but I can't answer your question. This is my first desktop. The machine is pre-built, and below is a list of components. I installed HWinfo, but the only fans there were the CPU and GPU?

Case: Cepter E-Sport 280B
Motherboard: ASUS B760-PLUS TUF Gaming WIFI (V2)
Graphics: Gainward GeForce RTX™ 4070 SUPER Ghost (12GB GDDR6X)
Processor: Intel® Core™ i5-14600KF
RAM: Kingston FURY Beast DDR5-6000 32GB (2x16GB)
Storage: Kingston NV2 2000GB M.2 2280 NVMe SSD
PSU: MSI MPG A750GF 750W (80+ Gold)
Cooling: Arctic Freezer 36 CPU Cooler
OS: Windows 11 Home