Example 1 — Simple fix:
Ensure your time zone matches your actual location; WinOLS can trigger errors if the time is correct but the offset is wrong. Restart Windows Time Service: Press Win + R , type services.msc , and hit Enter. Find Windows Time , right-click it, and select Restart . Ensure the Startup Type is set to Automatic .
If none work, reinstall WinOLS (CCleaner or manual search for "EVC", "WinOLS"). Then reapply crack/patch with correct frozen date.
Editing the registry can harm your Windows installation. Back up your registry first. winols 4.7 your system date is wrong
Tuning laptops often sit in drawers for weeks. Keep them charged to prevent CMOS reset.
Do not change your system date manually to try and "fool" the software. It often causes database corruption in WinOLS.
Look for temporary or configuration files (often ending in .cfg or related to local license caching) and move them to a backup folder before restarting the application. Example 1 — Simple fix: Ensure your time
: If none of the above steps help, reaching out to the software's official support channels or community forums can provide more personalized assistance. They might have specific advice or patches for such issues.
@echo off rem Save the current date for /f "tokens=2 delims==" %%I in ('wmic os get localdatetime /value') do set datetime=%%I set current_date=%datetime:~6,2%-%datetime:~4,2%-%datetime:~0,4% rem Set date back to a working year for WinOLS 4.7 date 01-01-2021 rem Start WinOLS and wait for you to close it start /wait "" "C:\Program Files (x86)\EVC\WinOLS\WinOLS.exe" rem Restore the correct current date date %current_date% exit Use code with caution.
If you want step-by-step instructions on setting up a for the application. Share public link Ensure the Startup Type is set to Automatic
: The most reliable long-term fix is upgrading to the latest version. WinOLS 5 requires Windows 11 (x64) and at least
If you do not want to constantly change your system clock manually, use a third-party utility like or RunAsDate . These tools trick a single, specific application into seeing a past date while leaving your main Windows clock untouched.
Here is how to bypass this error and get your tuning software running again. Method 1: Use a Date-Freezing Utility (Recommended)
: Choose a date back in 2021 or 2022 (matching when your specific 4.7 release was packaged).