Before trying technical workarounds, ensure your time is actually correct.
Go to Date & Time settings and turn off
Manually change the year to (common "safe" years for version 2.24). winols your system date is wrong better
The WinOLS software relies heavily on timestamps for license validation, checksum calculations, and project logging. There are three main reasons this error occurs: Before trying technical workarounds, ensure your time is
Use this new shortcut to launch WinOLS. The software will "think" it is 2014, while your Windows system stays on the current date. 4. Check for CMOS Battery Failure There are three main reasons this error occurs:
If your computer forgets the date every time you unplug it, your motherboard's is likely dead. This is common in the older laptops often used for garage work. Replacing this $2 battery will stop the date from resetting and solve the WinOLS error permanently. Moving Beyond the Error
While the "System Date is Wrong" error is fixable, it is a symptom of using outdated software. Modern ECU files (especially for MD1, MG1, or EDC17 controllers) often require newer checksums and plugins found in .