A dying CR2032 battery on your computer’s motherboard causes the hardware clock to reset or drift whenever the PC powers off.
Ensure the is set correctly for your actual location. Manual Synchronization : winols your system date is wrong
Windows' automatic time server sometimes fails. Force a manual sync. A dying CR2032 battery on your computer’s motherboard
The error message "WinOLS: Your system date is wrong" typically occurs when the software detects a discrepancy between your local computer time and the expected timeframe for its license or internal security checks. This is a common issue with older or non-genuine versions of WinOLS, such as version 2.24, where the software may have been hard-coded to expire or requires specific synchronization to function. Common Causes CMOS Battery Failure Force a manual sync
Many unofficial or older versions of WinOLS (such as WinOLS 2.24) use modified files that expire after a specific hardcoded date. When your actual PC calendar advances past that date, the software triggers the error.
Here’s a helpful guide to understanding and fixing the error in WinOLS (a popular ECU tuning software).
Set the "Date/Time" field to the specific past date your software requires.