- Shut down Windows virtual machine.
- From Parallels Desktop menu go to Window -> Virtual Machines List -> right-click on your virtual machine -> select 'Show in Finder' -> right-click on the .pvm -> select 'Show package contents'-> open config.pvs using TextEdit -> locate the "KeyboardLayoutSync" tag -> change 'Enabled' value to '0' (zero) -> close config.pvs
- After that you can start your virtual machine once again and keyboard layouts in Windows and Mac will not be automatically synchronized."