Never "Shut Down" the VM. Always use Suspend . WinOLS 4.51 stores temporary license checks in volatile memory. Suspending bypasses re-initialization, preventing "Dongle timeout" errors.
Comprehensive Guide to WinOLS 4.51 VMWare: The Ultimate ECU Tuning Solution winols 4.51 vmware
This prevents Windows from paging the VM's memory to disk, which causes stuttering. Never "Shut Down" the VM
(if software license) into C:\ProgramData\WinOLS\ (hidden folder) winols 4.51 vmware