If the license file ( .lic ) or loader is corrupted, you need to re-apply the patch.

: Run your specialized loader or executable asset as an Administrator.

Press Win + R , type %appdata% , and delete any EVC-related folders.

This guide explains why this happens, how to fix it, and provides information on sourcing stable versions. Why Does WinOLS 4.7 Show "System Date is Wrong"?

Users have also reported that on Windows 11, the issue is even more severe. The program can automatically change the system date to 2021-11-11 the moment you open the application, making it impossible to browse the internet or even save files with the correct date.

| | Primary Method | Effectiveness | Difficulty | Pros | Cons | | :--- | :--- | :--- | :--- | :--- | :--- | | WinOLS 4.7 Launcher | Toggles date via tool | High | Easy | No manual date changes; Allows internet use | May have minor bugs; Launcher must run as admin | | Manual Date Change | Set PC to Nov 2021 | Medium | Easy | No third-party tools needed | Breaks internet/SSL; Must re-do every time | | Clean Reinstall | Delete registry/files | Low | Medium | Resets trigger for some versions | Rarely fixes core requirement |

: Incorrect region settings can sometimes cause date format mismatches. Ensure your region matches your actual location. BIOS/CMOS Check

Cracked versions often need administrative rights to modify system files or change the system clock temporarily. Right-click the WinOLS icon and select Run as administrator Use a Virtual Machine (VM) Many users recommend running WinOLS 4.7 within a Virtual Machine