SetupAPI Device Installation Log Entries

In Windows Vista and later versions of Windows, SetupAPI logs information about device installation in a plain-text log file that you can use to verify the installation of a device and to troubleshoot device installation problems. If a signing problem exists, SetupAPI will log information about the signing problem in the log file. The name of this log file is, and it is located, by default, in the Windows INF file directory (%SystemRoot%\inf).