Forex EA Settings Guides

The One EA MT4: Complete Settings Guide

Posted on by Jason Chen
Table of Contents

The One EA MT4: Complete Settings Guide

The One EA MT4 is a multi-strategy Expert Advisor for MetaTrader 4 that combines scalping, hedging, grid, and conservative Martingale approaches to maximize profits while minimizing risks in Forex trading. This guide helps you customize the EA’s parameters to match your trading preferences and risk tolerance. The EA employs volatility analysis and technical indicators to identify optimal trading opportunities across varying market conditions.

Detailed Analysis of Input Settings of The One EA MT4

The One EA MT4 parameters are organized into functional groups controlling trade size, risk management, volatility analysis, and technical indicators. Here’s a breakdown of each parameter:

The One EA MT4 Inputs

Trade Size and Risk Parameters

Parameter NameDescriptionDefault ValueRange/Recommended ValuesImpact
default_lotSets the base lot size for trades when money management is disabled0.010.01-0.1 for accounts under $10,000Directly affects position size and risk exposure
riskDefines risk percentage per trade when money management is enabled10.5-2% for conservative tradingHigher values increase potential profit and drawdown
mmToggles automated money management based on account balancetruetrue for most usersEnables dynamic position sizing based on risk parameter
LotoSecondary lot size parameter, likely for specific strategy component0.10.01-0.1 for accounts under $10,000Affects position sizing for certain trade conditions
LotMLot size multiplier, potentially for Martingale component0.10.05-0.2 for conservative approachHigher values increase position scaling after losses

Trade Protection Settings

Parameter NameDescriptionDefault ValueRange/Recommended ValuesImpact
StopLossDistance in pips for stop loss orders20.015-50 pips depending on volatilityLimits potential loss per trade
TakeProfitDistance in pips for take profit orders80.030-100 pips depending on strategySecures profit at specified level
MinimumUseStopLevelMinimum distance for stop levels to avoid broker restrictions10.05-15 pips (check broker requirements)Ensures stop orders comply with broker rules
MaxSpreadMaximum allowed spread to enter trades30.05-20 for major pairsPrevents trading in poor market conditions
CommissionBroker commission per lot adjustment0.0Set to match your broker’s commissionAffects profit calculations

Volatility Control Parameters

Parameter NameDescriptionDefault ValueRange/Recommended ValuesImpact
Volatility SettingsCore volatility parameter, likely index or mode2310-30 depending on preferred sensitivityControls baseline volatility assessment
UseDynamicVolatilityLimitEnables adaptive volatility thresholds based on market conditionstruetrue for most market conditionsAllows EA to adapt to changing market volatility
VolatilityMultiplierMultiplier for volatility calculations125.080-150Higher values increase volatility thresholds
VolatilityLimitMaximum allowed volatility for trade entry180.0120-200Prevents trading in excessively volatile conditions
UseVolatilityPercentageToggles percentage-based volatility calculationstruetrue for most usersEnhances volatility calculation accuracy
VolatilityPercentageLimitPercentage threshold for volatility-based decisions0.00.1-1.0 if activatedRestricts trading when volatility exceeds threshold

Execution Settings

Parameter NameDescriptionDefault ValueRange/Recommended ValuesImpact
ECN_ModeEnables compatibility with ECN brokerstrueMatch to your broker typeEnsures proper order execution on ECN accounts
TradingSettingsCombined trading behavior code, likely strategy selection0012Use default unless experiencedControls strategic behavior of the EA
MaxExecutionMaximum number of execution attempts53-7Prevents excessive retry attempts
MaxExecutionMinutesTimeout in minutes for execution attempts52-10 minutesLimits how long EA tries to place orders
AddPriceGapAdditional distance in points to add to entry prices53-10 pointsImproves order execution success rate
TrailingStartDistance in pips to activate trailing stop0.015-50 if using trailing stopsWhen positive, activates profit-protecting trailing stops
OrderExpireSecondsTime in seconds before pending orders expire36001800-7200 (30min-2hrs)Prevents stale pending orders from executing

Technical Indicator Parameters

Parameter NameDescriptionDefault ValueRange/Recommended ValuesImpact
UseIndicatorSetSelects which indicator combination to use134Use default unless experiencedDetermines which indicators drive trading decisions
UseIndicatorSwitchToggles between different indicator logic1Use default unless experiencedChanges how indicators are interpreted
BBDeviationBollinger Bands deviation setting1.51.2-2.5Higher values create wider bands and fewer signals
EnvelopesDeviationMoving Average Envelopes deviation0.070.05-0.1Controls envelope width for signal generation

Summary and Recommendations

  • Start with 1% risk and increase only after proven profitability.
  • Test across multiple currency pairs, with major pairs like EURUSD typically performing best.
  • Verify your broker’s spread conditions before setting MaxSpread value.
  • Keep StopLoss active at all times to protect against unexpected market moves.
  • Use a reliable VPS to ensure consistent 24/7 operation.
  • Test in demo account for at least 1 month before live trading.
  • Avoid changing parameters frequently without thorough testing.
  • Lower VolatilityLimit during high-impact news events.
  • Consider reducing LotM to 0.05 for more conservative position scaling.
  • Clarify with broker whether values are in pips or points to ensure proper risk settings.
  • Monitor EA performance regularly, especially after significant market changes.

Important Risk Warning

Trading Forex with automated systems involves substantial risk of loss. Past performance of The One EA MT4 does not guarantee future results. Market conditions change constantly and can negatively impact EA performance. Users are solely responsible for proper installation, parameter configuration, and risk management. Always test thoroughly in a demo environment before live trading. The developer assumes no responsibility for trading losses incurred while using this Expert Advisor.

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Jason Chen

I'm Jason Chen, the founder of EaOnWay.com. With over 15 years in Forex trading and a background in Computer Science, I started EaOnWay to cut through the noise and hype. My goal is to give you clear, honest insights and practical, risk-aware education about Forex Expert Advisors, so you can trade with more confidence

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