MouseResolution

HKLM\SYSTEM\CurrentControlSet\Services\i8042prt\Parameters

Data type	Range	Default value
REG_DWORD	Mouse resolution specifier	0x3

Description

(This entry has limited use in Windows 2000. See Notes below.)

Specifies the resolution of the mouse port. The number of counts per millimeter of resolution is determined by raising 2 to the power of the value of MouseResolution.

For example, if the value of MouseResolution is 3, the mouse resolution is 2**3, or 8 counts per millimeter.

Note Image Note

This entry is used only when a device is installed. When the system recognizes a new device, it copies this entry to a device-specific subkey in the Enum subkey. Thereafter, it uses only the entries in Enum.