Intel System 10.1.43.5 Install Error May 2026

IntelInstaller.exe /v"/l*vx C:\Logs\IntelME_Install.log" Search for “Return value 3” or “Error 0x” and specifically look for the string “10.1.43.5” to see which component triggers the rollback.

Run the installer with verbose logging:

Open Device Manager → System Devices → Intel Management Engine Interface → Properties → Driver tab. Note the version. If it is higher than 10.1.43.5, the error is a downgrade block. Also check ME firmware version using MEInfo.exe (from Intel ME tools). intel system 10.1.43.5 install error