Symptom: System date resets every time you reboot.
Fix:
Fix:
WinOLS (from EVC Electronic) is the industry standard for ECU tuning and map editing. Version 4.7 introduced stricter license validation, including real-time system clock checks. winols 47 your system date is wrong updated
Older tutorials suggest simple solutions like setting your date to 2017. Those no longer work reliably. Modern Windows updates (especially Windows 10/11) handle system time differently, and newer patchers have evolved. Below is the updated, step-by-step workflow that actually resolves the error. Symptom: System date resets every time you reboot
If you have a genuine license, contact EVC support – they’ll help reset your license server-side. If you’re using an unofficial version, the error is a known protection trigger, and patching or replacing the .exe with a fully time-disabled one is the only reliable fix. If you have a genuine license , contact