Upload. Detect. Download.
Automatic ECU / SW / HW identification. DPF, EGR, AdBlue, Lambda, Start-Stop and more – applied in seconds, 24/7.
No guessing. No wrong files.
Every solution is byte-verified against your exact software number. Unknown file? Our engineers reply through the built-in ticket.
See exactly what changed.
Compare original and modified files side by side, jump between differences, full-screen.
Free original files.
Search by software number, download the original read instantly.
Upload the read. Get the solution in seconds.
Automatic ECU / software / hardware identification, byte-verified DPF · EGR · AdBlue · Lambda · Start-Stop solutions, instant download — and an engineer one ticket away when your software is new.
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Log in hereOne subscription. Unlimited emissions solutions.
Monthly or yearly plan covers DPF · EGR · AdBlue · Lambda · Start-Stop · Vmax and more on every file. Credits only for tuning stages, TCU, Pops & Bangs and Launch Control.
How it works
Create account
Register with your email, activate it, and pick a monthly or yearly plan. Add your WinOLS customer number to unlock the F7 reseller panel.
Upload the read
Drop the original file. The portal identifies ECU, software and hardware and shows every solution available for that exact software — switches you turn off.
Download & flash
Get the modified file instantly. No solution yet for your software? Open a ticket — an engineer prepares it and you download it from the same page.



