Navigate to HKEY_CURRENT_USER\Software and look for an folder. Delete it.
WinOLS has anti-tampering and license validation routines. If the system detects that your computer’s date has been manually set back (or forward) to bypass a license expiration or trial period, it may show a variation of "your system date is wrong" along with a code (like +47 ).
The most straightforward cause is that your PC’s date or time is genuinely incorrect. This can happen due to a dead CMOS battery, manual misconfiguration, or time zone conflicts.
Many tuners run WinOLS 4.7 inside a Virtual Machine (VMware or VirtualBox) to isolate their tuning tools from their main operating system. If your error is happening inside a VM, you need to disable host time synchronization. For VMware: Shut down the virtual machine completely. winols+47+your+system+date+is+wrong
Navigate to the folder on your host computer where the VM files are stored. Open the .vmx file using Notepad. Add or modify the following configuration lines:
Unplug your ethernet cable or turn off your Wi-Fi. Disable Automatic Time: Go to Settings > Time & Language > Date & Time . Toggle OFF "Set time automatically". Toggle OFF "Set time zone automatically".
A dead CMOS battery on your motherboard can cause your computer to reset to an old date upon rebooting, triggering the error. How to Fix the "System Date is Wrong" Error (Step-by-Step) If the system detects that your computer’s date
Prevent this error from interrupting your future tuning sessions with these maintenance habits.
The phrase appears to reference a known licensing or security feature in WinOLS (a popular ECU tuning and mapping software).
However, many users have recently encountered a frustrating roadblock: This message can appear seemingly out of nowhere, preventing the software from launching or functioning correctly. In this long-form guide, we will dissect what this error means, why it occurs, and—most importantly—how to fix it permanently. Many tuners run WinOLS 4
Click the button under the "Synchronize your clock" section. Restart your computer and launch WinOLS. 2. Modify Time Settings via Windows Services
If you see this message, WinOLS is refusing to start or load correctly because it believes your system clock has been tampered with. Even an accidental date change (e.g., CMOS battery failure) can trigger it.