Autoruns 64 Vs Autoruns 64a Jun 2026

(console-based). It does not open a window. Instead, it is designed for use in scripts, batch files, or the Command Prompt/PowerShell to output startup data into text or CSV formats for analysis. Which one should you use? Use Autoruns64.exe

: The standard 32-bit (x86) version. It will work on most systems but is optimized for older 32-bit Windows installs. autoruns 64 vs autoruns 64a

Microsoft didn’t just recompile – the ARM64 build is genuinely snappier on ARM hardware. For the first time, “64a” isn’t a gimmick; it’s a practical performance win. (console-based)

Thus, if you are on ARM64 and double-click autoruns.exe (32-bit), it will still launch the emulated autoruns64.exe , not autoruns64a.exe . You must manually choose autoruns64a.exe . Which one should you use

This is the version most users want. It opens a window with tabs (Logon, Services, Drivers, etc.) that allows you to uncheck boxes to disable startup items or right-click to delete them. Autoruns64a.exe (Command-Line): The "a" stands for "argument-driven"

When you download the Microsoft Sysinternals Autoruns suite, the ZIP file contains several different executables. If you're trying to figure out whether to click autoruns64.exe or autoruns64a.exe ,

That's what the Wow6432Node is for. Both 64-bit binaries (x64 and ARM64) see 32-bit startup entries via the Registry Redirector. You don't need a special build.