If the above steps don't work, the issue may be with the WinOLS installation itself.
: An old motherboard battery can cause your PC to lose the correct date every time it powers off.
Knowing this will help narrow down if the issue is a server-side sync problem or a local license expiration. How to fix a system time, date, and time zone in Windows winols 47 your system date is wrong
A hardware-level date error will prevent WinOLS from launching even if you manually fix the date in Windows, as the software detects the hardware inconsistency upon boot. 4. Address Software-Specific Conflicts
In the same menu, verify that your Country or region matches your actual location. If the above steps don't work, the issue
WinOLS, developed by EVC Electronic , uses time-based validation for its license and checksum updates. This error typically appears if:
: Some versions of WinOLS (especially trial or unverified versions) have built-in "time bombs" or expiration dates that trigger this message if the system date is past a certain point. Step-by-Step Solutions 1. Resync Windows Time Automatically How to fix a system time, date, and
Ensure and Set time zone automatically are toggled ON .
If your computer forgets the date every time you unplug it, your CR2032 CMOS battery is likely dead.