How to Backtest an MT5 Expert Advisor: A Reproducible Validation Checklist
Technical revision: 1 October 2026 · Educational materialOn this page1. Verify behavior before evaluating returns2. Save a complete test record3. Reserve chronological evaluation periods4. Measure the effect of searching5. Test operational and market stress separately6. State what the evidence supportsAn MT5 tester report is the output of a particular program, dataset and configuration. It is useful only when those inputs are recorded and the result is interpreted within their limits. This checklist helps you prepare a reproducible experiment; it does not certify a strategy as profitable. 1. Verify behavior before evaluating returns Compile the EA in MetaEditor and resolve errors.…