The System Management Controller (SMC) and NVRAM handle low-level hardware interactions, including touch input processing.
(Additional related searches available.) magic mouse not scrolling
If none of the above work, the touch surface may be failing — you’d need a repair or replacement. The System Management Controller (SMC) and NVRAM handle
: Newer Magic Mouse models (USB-C) require macOS 15.1 or later to function correctly. ⚙️ Check System Settings magic mouse not scrolling