A hardware dongle emulator (if required by your specific WinOLS version). 2. Installing VMware and Creating the VM

Running within a VMware Workstation virtual machine (VM) has become the preferred method for many professional tuners and enthusiasts. This approach provides a stable, isolated environment, prevents conflicts with local software, and allows for easy portability across different computers.

Modern Windows Defender or host-side antivirus often flags the "loader.exe" used to start WinOLS as a false positive. You must add an exclusion for the WinOLS folder. 4. Hardware Connectivity