This article is for informational purposes only. Users are responsible for complying with all applicable software licensing laws and regulations.
: If the Windows Time service is disabled or failing to reach a time server, WinOLS may flag the system date as unreliable.
Understanding why this error happens and knowing how to safely bypass it ensures you can restore your tuning workflow without losing critical map data. Why WinOLS 4.7 Displays the System Date Error
January 1, 2019.
That said, other users have confirmed this version works perfectly. Success appears to depend heavily on the Windows version and configuration.
While WinOLS 4.7 is popular, it is highly prone to stability issues, database corruption, and checksum calculation errors due to how it was modified.
Right-click the WinOLS 4.7 loader (shortcut or .exe). Action: Select "Run as administrator" . 3. Clear WinOLS Temp/Log Files winols+47+your+system+date+is+wrong
Disconnect your laptop from the internet entirely (turn off Wi-Fi and unplug Ethernet).
If you choose the path of community patches, proceed with caution: use isolated systems, keep backups of your important data, and always verify the source of your downloaded files.
: Software developers hardcode expiration dates into trial or unverified builds. If your computer's clock passes this date, the software locks down. This article is for informational purposes only
WinOLS relies heavily on time-stamped validation to ensure license integrity. The "system date is wrong" message generally pops up due to one of three reasons:
Sometimes, changing the date isn't enough because WinOLS writes a "last run" timestamp into the Windows Registry. If the current system date is earlier than the "last run" date stored in the registry, the software flags it as tampering. Press Windows Key + R , type regedit , and hit Enter. Navigate to the following directories: HKEY_CURRENT_USER\Software\EVC HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\EVC
Do you need to use the internet while tuning? Understanding why this error happens and knowing how
When your PC date passes that specific threshold, the software assumes the license has expired or that you are trying to bypass security, resulting in the "system date is wrong" lockout. Method 1: The "RunAsDate" Utility (Recommended)
: Ensure your system's regional settings (Year/Month/Day) match your license region, as radical format changes can sometimes trigger validity errors. Troubleshooting Persistent Errors