Sequential Backtest Optimization

 
To my knowledge MT4 runs on a single-thread. Is this assumption correct with respect to the strategy tester, that it does not start another combination of parameters until the current one is finished running? 
 
TraderTogami: To my knowledge MT4 runs on a single-thread. Is this assumption correct with respect to the strategy tester, that it does not start another combination of parameters until the current one is finished running? 
Correct!
 
Fernando Carreiro #:
Correct!

Thanks!