Instead of manually changing your system date, which can affect other programs and web browsing, you can use specialized software to trick WinOLS.
Leo blinked. “Wrong?” He checked the taskbar: April 21, 2026. Correct. He’d even synced to time.windows.com last week.
: In the Control Panel, go to Clock and Region > Date and Time > Internet Time . Click "Change settings" and ensure "Synchronize with an internet time server" is checked.
Windows 10 or 11 (64-bit) is highly recommended; Windows XP and Vista are no longer supported.
Verify OS date/time/time zone and enable Windows time sync.
Set the date back to early 2021 or 2022 (depending on the specific build of your 4.7 installer).
: A dying motherboard battery causes the hardware clock to reset to a default past date (e.g., 2000 or 2015) every time the PC powers off.
The error is a frustrating but solvable legacy DRM (Digital Rights Management) issue. While a dead CMOS battery or simple time zone misconfiguration can trigger it, the root cause is usually a hidden registry value stored by EVC to prevent license manipulation.
Running the software with is often required for the license to validate the system date correctly. ⚠️ Important Considerations Download WinOLS
If your system's actual date does not match this specific date that the cracked software expects, it triggers the error message, falsely assuming your system time is incorrect. This is not a problem with your PC's hardware but a compatibility issue caused by the crack's date-dependent design.
: When the installer boots up, it polls your local motherboard CMOS or Windows Time Service. If it encounters a modern date, the application reads the modification payload as expired, halting the installation wizard to prevent software instability.
Sometimes, the installation failed to create the necessary security exceptions. Right-click the WinOLS 4.7 setup.exe . Select .