A profitable backtest can still fail a prop firm test in a single afternoon. The reason is simple: prop firm tests are not ordinary trading accounts. To pass consistently, your system must do more than identify attractive trades.The objective is not to make as much money as possible in the s

Many traders discover an uncomfortable truth: an algorithm that makes money is not automatically an algorithm that can pass a prop firm evaluation. That happens because prop firm tests are not ordinary trading accounts. The algorithm must balance profitability with strict operational discipline.