MT4 Backtesting Tutorial (Using tick data plus Variable spread)
It appears that over the years StrategyTester didn't enhanced. Not certain why though.
However, were you aware that there are added tools to earn MT4 backtests better, error-free, backtest EAs employing a number of time-frames and also utilize historic factor spread. This permits to achieve 99% modelling quality conducting a tick information backtest.
For people who wish to understand how to execute exact backtests in MT4 utilizing free tick data, I have just posted this supreme guide on the internet.