NumberOfButtons Entry
Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2
HKLM\SYSTEM\CurrentControlSet\Services\i8042prt\Parameters
| Data type | Range | Default value |
|---|---|---|
REG_DWORD |
0x1–0xFFFFFFFF |
0x2 |
Description
Specifies the number of buttons on the mouse-port mouse at startup. If the number of buttons detected at startup is incorrect, then you can override it by changing the value of this entry.
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 subkey. Thereafter, it uses only the entries in Enum.