Right-click the WinOLS 4.7 loader (shortcut or .exe). Action: Select "Run as administrator" . 3. Clear WinOLS Temp/Log Files
Sometimes registry keys or temporary files store the "corrupted" date flag. Clearing them resets the verification loop.
If you are encountering this error, try the following steps in order: Sync Time Automatically Time & Language Date & Time Set time automatically Set time zone automatically to ensure your PC matches the official Windows Time service Restart Windows Time Service services.msc , and press Enter. Windows Time , right-click it, and select Ensure the Startup type Check for Windows Updates
If you have typed into a search engine, you are likely frustrated, staring at a locked screen, and unable to access your projects. You are not alone. This article explains exactly why this error occurs, its connection to licensing security (dongles/emulators), and the proven step-by-step methods to resolve it.
This is commonly a, "bug in the data-areas plugin" of specific, less-than-official releases. Potential Troubleshooting Steps
: When your computer clock passes that specific expiration date, the software detects the license as invalid and locks you out. How to Fix the Error (Step-by-Step)
How to Fix the WinOLS 4.7 "Your System Date is Wrong" Error If you work with engine tuning and ECU remapping, you have likely encountered the infamous error in WinOLS 4.7. This error completely blocks the software from launching. It usually happens unexpectedly, even if your computer displays the correct time.
The crack you are using may require a specific date (e.g., June 15, 2020) or may have a time bomb that triggers regardless of date. Try different dates (2018, 2019, 2021) or reapply the patch while the date is frozen.
Troubleshooting after you get the software running.
As one official FAQ notes, if you are using an old Windows version, current security certificates may be missing because Microsoft no longer offers them. The only reliable solution is using a current Windows version.
Click the button under the "Synchronize your clock" menu.
Disconnect your laptop from the internet entirely (turn off Wi-Fi and unplug Ethernet).
There are three main reasons this error appears in WinOLS 4.7:
Keep your master tuning laptop completely offline. Air-gapping your machine stops automated Windows updates from altering system files, drivers, and local clocks.