Reboot your PC, reinstall the application, and run it as an Administrator. The Long-Term Solution
If you are using a legitimate, licensed version of WinOLS on an older Windows OS, this error might genuinely relate to security. Older versions of Windows, for which Microsoft no longer provides updates, may have missing or expired security certificates. The EVC website confirms that using an outdated Windows version can cause a secure connection error, which ultimately traces back to system date and certificate validation.
Resolving this error requires aligning your operating system time, updating your hardware clock, or adjusting virtualization settings if you run the software inside a Virtual Machine (VM). Understanding the Error Why WinOLS Flags Your System Date
If the system date is outside the range, WinOLS won't launch. Even if you set the correct date but have previously installed another version, the program may fail to open due to residual files or configurations. winols 47 your system date is wrong install
Reinstall the software while the system date is still set to the earlier, manual date. :
Navigate to: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall Look for any orphaned folders related to EVC or WinOLS.
Using outdated system dates can interfere with other applications, such as web browsers (which may report SSL certificate errors) and Windows Updates. For a more stable experience, the manufacturer EVC recommends using the latest official version, such as WinOLS 5, which is compatible with Windows 10 and 11. Reboot your PC, reinstall the application, and run
Open your WinOLS 4.7 installer or application. It will launch seamlessly.
Windows 10 or 11 (64-bit) is strongly recommended for stability. Support: Windows XP and Vista are no longer supported.
or shared in community forums are hard-coded to function only within a specific historical date range. Common Symptom The EVC website confirms that using an outdated
To ensure you're using a stable version, If the issue persists, I can help you: Set up RunAsDate with the correct parameters. Locate registry keys that need cleaning.
: Shut down your VM. Open your VM's .vmx configuration file using a text editor like Notepad. Look for the line tools.syncTime = "FALSE" and change it to tools.syncTime = "TRUE" . Save the file, restart the VM, and verify the clock matches your host machine perfectly.
How to Fix the WinOLS 47 "Your System Date is Wrong" Installation Error