HDAT2 v7.6

Free Download HDAT2 standalone offline installer for Windows. It is a test or diagnostics of Hard Disk and USB devices.

Overview of HDAT2

It is an all-in-one program that lets you test or diagnose ATA/ATAPI/SATA, SSD, and SCSI/USB devices. It will not execute in a DOS session under Windows.

You should make a DOS boot floppy disk or CD/DVD, boot your system for it, and execute this program from that floppy disk or CD-ROM.

Features of HDAT2

• Fully implemented commands: SET MAX, SET SECURITY, Device Configuration Overlay (DCO)
• Device access with interrupt 13h, direct via ATA ports, with ASPI drivers
• Detects ATA/ATAPI/SATA devices with on-board and add-on controllers
• Detects devices on AHCI/RAID controllers (just only on ports 0-3)
• Detects USB devices via USB ASPI driver or BIOS (if supported)
• Detects SCSI hard drives via BIOS interrupt 13h or ASPI drivers
• Other SCSI devices are detected via ASPI drivers only (must be loaded before)
• With ASPI drivers, you will get more information about SCSI devices
• Test and repair devices for bad sectors (so far, version 4.5.3 only)
• Many different test functions for hard drives
• Resize hard drives that support SET MAX ADDRESS/EXT (supports 28/48-bit LBA addressing modes)
• Drive lock detection via security feature (Security Menu)
• S.M.A.R.T. functions for ATA/SATA and SCSI drives only
• Information about devices (ATA/ATAPI, BIOS interrupt 13h, ASPI, EDD)
• Sector viewer for devices (also for USB, ZIP, and CD data discs)
• To access the ATA/SATA CD/DVD drive, you don't need any driver or MSCDEX
• Enable/disable some features for direct-access devices
• Device Configuration Overlay (DCO) feature set (you can restore a full capacity or allow/disallow some feature sets of the hard drive)

Technical Details and System Requirements

• Supported OS: Windows 11, Windows 10, Windows 8.1, Windows 7
• RAM (Memory): 2 GB RAM (4 GB recommended)
• Free Hard Disk Space: 200 MB or more