Acer Pci Data Acquisition And - Signal Processing Controller Driver |verified|

Once you have the correct .inf driver package (e.g., iaLPSS2_GPIO2.inf ):

Windows Defender or third-party antivirus software is blocking driver installation. Solution: Temporarily disable Real-time Protection and any third-party AV. Install the driver. Add the driver folder to the antivirus exclusion list. Re-enable protection. Once you have the correct

The Intel Management Engine uses this driver path for certain low-level security features, including TPM (Trusted Platform Module) communication. A missing driver can interfere with BitLocker and Windows Hello. Add the driver folder to the antivirus exclusion list

Without this driver, these sensors still exist physically, but Windows cannot "hear" them. Your laptop will still boot and run, but features like adaptive brightness, automatic fan curves, and even the touchpad’s advanced gestures may become erratic or stop working entirely. A missing driver can interfere with BitLocker and

(pre-installed on newer models) to scan for and apply official driver updates automatically.