Autoruns 64 is the original 64-bit version of Autoruns. It is designed to run on 64-bit Windows systems and provides a comprehensive view of all startup entries. When run on a 64-bit system, Autoruns 64 uses the Windows API (Application Programming Interface) to gather information about startup entries.
Before diving into the differences between Autoruns 64 and Autoruns 64a, let's take a brief look at what Autoruns is and how it works. Autoruns is a free utility that provides a detailed view of all programs and services that are set to run at startup on a Windows system. It scans the registry, file system, and other system areas to gather information about all startup entries, including:
Stick with autoruns64.exe . Rename it to autoruns.exe in your C:\Windows\System32 (or your tools folder) for easy command-line access.