Autoruns 64 Vs Autoruns - 64a

: Autoruns 64a provides more accurate results in cases where executable paths are specified without a full path, or where the executable's directory isn't in the PATH variable. This can make a significant difference in accurately capturing and representing startup entries on systems with complex path configurations.

When you download the Sysinternals Autoruns utility from Microsoft , the ZIP file contains several executables with similar names. The primary difference between and Autoruns 64a is the hardware architecture they are designed to support: autoruns 64 vs autoruns 64a

: The command-line (CLI) version, useful for scripting or automated analysis. autorunsc64.exe : The 64-bit command-line version. autorunsc64a.exe : The ARM 64-bit command-line version. Pro Tip : Autoruns 64a provides more accurate results in

The "" in the filename stands for ARM . This version is compiled natively for ARM64 processors. The primary difference between and Autoruns 64a is

They are not version upgrades; they are parallel builds for different CPU architectures. Both receive updates simultaneously when Mark Russinovich releases a new version (e.g., v14.10, v14.11).