Lenovo T60 BSOD after upgrade to Windows 10 Insider Preview Build 10547

Error message :

DRIVER_IRQL_NOT_LESS_OR_EQUAL (i8042HDR.sys)

Problem caused by Lenovo Keyboard Driver

Solution:

UNINSTALL AND DELETE THE "LENOVO DRIVER" under Keyboards

After reboot, the keyboard will become “Standard PS/2 Keyboard”

Problem solved.

Reference:

http://answers.microsoft.com/en-us/insider/forum/insider_wintp-insider_devices/10547-driverirqlnotlessorequal-i8042hdrsys/56b1938a-995e-4b1b-ac1e-720b9b6ba5ae?auth=1

Lenovo T60 BSOD after upgrade to Windows 10 Insider Preview Build 10547