stands for Hiren’s BootCD Preinstallation Environment. The x86 designation refers to the 32-bit architecture.
Choose the x86 version if your computer's processor is 32-bit. Most modern computers are 64-bit, but older systems might still be using 32-bit. hbcdpex86iso link
Elias navigated the specialized toolkit bundled within the ISO: stands for Hiren’s BootCD Preinstallation Environment
