Read, analyze, and repair BIOS chips with cloud-powered intelligence. Works with all major programmers. No hardware needed beyond your CH341A.
From reading SR registers to full cloud repair jobs — BiosTool handles the complexity so you can focus on the repair.
Upload your .bin file and get instant analysis — size, vendor detection, write protection status, ME region, and security warnings.
Decode Status Register 1 & 2 for any Winbond, GigaDevice, ISSI, or Macronix chip. Know exactly what's write-protected and why.
Submit large repair jobs to the cloud queue. Get results in minutes without blocking your workstation. Download when ready.
Generate printable HTML reports for every analysis. Perfect for documenting repairs and sharing with customers.
Full API access for automation. Integrate BiosTool into your own workshop software with simple HTTP calls and API keys.
88+ chips with full specifications — JEDEC ID, voltage, capacity, supported operations. Always up to date via cloud sync.
No complicated setup. Connect your programmer, upload the dump, get the fix.
Use your CH341A, RT809H or any supported programmer to read the BIOS chip and save as .bin file.
Upload the .bin to BiosTool. Our engine analyzes vendor, write protection, ME region, and known issues instantly.
Download the repaired .bin file with corrected SR registers, unlocked write protection, and clean ME region.
Write the fixed .bin back to the chip. Power on. Job done. Generate a professional report for your records.
No new hardware needed — use what you already have in your workshop.
Start with pay-per-use, upgrade when you need unlimited. No contracts, cancel anytime.