Create a new virtual machine and install Windows 10 inside it.
Disable time synchronization between the host machine and the guest VM via the hypervisor settings. Install WinOLS 4.7 inside the VM.
To ensure we completely clear this software lock on your end, could you share if you are running WinOLS inside a or natively on Windows , and whether your system clock resets to an old date every time your PC reboots? Share public link winols 4.7 your system date is wrong
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A: Not necessarily. While this error can appear if WinOLS detects license tampering, the vast majority of cases involve legitimate date configuration issues on your PC. Always troubleshoot the date/time settings first before assuming license problems. Create a new virtual machine and install Windows
How to Fix the WinOLS 4.7 "Your System Date is Wrong" Error If you work with chip tuning and ECU remapping, you have likely encountered the frustrating error in WinOLS 4.7. This issue completely blocks the software from launching. It usually happens with unlocked or patched versions of the software.
Because of its power, WinOLS is the tool of choice for many professional tuners, but it is also a prime target for unauthorized distribution. This leads to the widespread appearance of time‑related errors. To ensure we completely clear this software lock
A: This is not recommended. Setting an incorrect date backward may temporarily bypass the error but will cause other problems – file timestamps become inconsistent, SSL certificates fail, and your antivirus may malfunction. Worse, WinOLS may detect the date rollback and permanently lock your license.