Download the ZIP file and extract it to your C:\ drive.
When searching for "Free" or "Cracked" versions of GSM tools like v1.4.9, keep these risks in mind:
Using unofficial or modified software can permanently damage (hard brick) a phone's motherboard.
Must have Latest Samsung, Qualcomm (HS-USB QDLoader 9008), and MTK USB drivers installed.
Troubleshooting you see during a repair.