This is because the "driver" for a CPU is essentially a set of instructions telling the motherboard how to regulate power and frequency. These are usually handled via:
If the filename contains infinst911_autol.exe or chipset_9.4.0.1027 , you are close. Intel-r- Celeron-r- Cpu 900 - 2.20ghz Driver Update 1
The driver you need is tied to the chipset, not just the CPU. This is because the "driver" for a CPU
Uninstall any tool that suggested this update. Then, ensure Windows Update is current – that is the only safe source for any microcode or processor-related updates for this decade-old CPU. Uninstall any tool that suggested this update
A common misconception: The CPU works immediately after installing Windows. That is true—but not optimally.
Programs like Driver Booster , Driver Easy , or fake "Driver Update" pop-ups often invent names like this. They prey on users with older hardware. Installing their recommended "driver" often installs adware, bloatware, or worse.
Users on forums like TenForums and Tom’s Hardware report that after installing the correct Celeron 900 chipset driver, their webcam and audio stop glitching, and boot times decrease by 10–15 seconds.