From couple of weeks in my brother’s machine he was getting Blue Dump screen with message “DRIVER_IRQL_NOT_LESS_OR_EQUAL”. Today to investigate I asked him to pass me the minidump files. Minidump are file that windows write for debugging purpose at below location:
in the above folder you will find files with ext .dmp
if you open this file with notepad or any other editor you will not be able to read it’s content.