How to Set a Stop Loss on MT4 Mobile

A stop loss is one of the most basic pieces of risk management on any trading platform, and the MetaTrader 4 mobile app makes it available wherever you are. Whether you are placing a new order on the go or adjusting an existing position from your phone, knowing how to set a stop loss correctly on MT4 mobile is one of the first skills to develop after installing the app.

This guide walks through both scenarios: setting a stop loss as part of placing a new order, and adding or modifying a stop loss on a position that is already open. It also covers how prices are formatted on MT4, the stops level distance rule that the platform enforces, and a few mobile-specific considerations such as the absence of trailing stop functionality on the MT4 mobile app.

Why a Stop Loss Matters on MT4 Mobile

A stop loss is a pre-set price at which the platform will automatically close your position if the market moves against you. The point is not to predict losing trades; it is to bound the loss on any single position to a known amount before you place it. Without a stop loss, an open position can lose more than you planned for, and on a mobile device, where you may not be watching the screen continuously, the safety net is even more valuable.

On the desktop version of MT4, stop loss functionality is fully featured, including trailing stops that move as price moves in your favour. The mobile app supports static stop losses but does not support trailing stops; trailing stop functionality requires the desktop terminal. For mobile traders who want a trailing stop, the workaround is to set a manual stop loss, monitor the position, and update the stop level by hand as the trade progresses, or to use the desktop platform for trades that need trailing logic.

Method 1: Setting a Stop Loss When Placing a New Order

The most efficient way to add a stop loss is at the moment you open the trade. From the bottom navigation bar of the MT4 mobile app, tap the Quotes tab. This shows the list of symbols you are watching, with current bid and ask prices.

Tap the symbol you want to trade. A menu appears with options such as New Order, Chart, and Properties. Tap New Order. The order screen opens with the symbol's current bid and ask prices at the top, a Volume field (set in lots), and Stop Loss and Take Profit fields below.

The Stop Loss field starts empty by default. Tap it to enter a price, or use the small up and down arrows to adjust the value in single-point increments. For a long position, the stop loss price needs to be below the current bid; for a short position, above the current ask. Once you have set the Volume and the Stop Loss price, tap the Sell (red) or Buy (blue) button at the bottom of the screen, depending on the direction of your trade. The platform sends the order, and the stop loss is attached automatically.

If the platform rejects the stop loss as too close to the current price, the order is not placed. This is the stops level distance rule, which is described in more detail below.

Method 2: Modifying a Stop Loss on an Existing Position

If a position is already open and you want to add a stop loss or change an existing one, the workflow is slightly different. From the bottom navigation bar, tap the Trade tab. This shows your account summary at the top (Balance, Equity, Free Margin, Margin Level, Profit) and your open positions and pending orders below.

Tap the position you want to modify. A details panel appears with the position's current state, including its entry price, current profit or loss, and any attached SL and TP. The panel offers action buttons such as Modify, Close, and Chart. Tap Modify.

The Modify Order screen opens. It shows fields for Stop Loss and Take Profit, again entered as prices. Set the Stop Loss value to the level you want, then tap the Modify button at the bottom of the screen. If the price is valid (outside the stops level distance and on the correct side of the current price), the platform applies the change and you return to the Trade tab.

If you want to remove an existing stop loss completely rather than change it, set the value to 0 in the Modify dialog and tap Modify. The platform clears the stop loss and the position runs without one.

Stop Loss Pricing on MT4 Mobile

MT4 uses 5-digit pricing for most forex pairs (3-digit for JPY pairs), which means the smallest price increment on most pairs is one point (0.00001 on a 5-digit pair, 0.001 on a JPY pair). One pip equals ten points. When you set a stop loss in absolute price terms, you are working at the point level, so a stop loss 30 pips away from the entry price is 300 points away.

For example, on EURUSD at 1.0850, a 30-pip stop loss for a long position would be 1.0820 (1.0850 minus 0.0030). For a short position, the stop loss would be 1.0880 (1.0850 plus 0.0030). On USDJPY at 150.00, a 30-pip stop loss for a long position would be 149.70.

The stops level distance is the minimum distance between the stop loss price and the current market price that MT4 will accept. The exact distance varies by instrument and can change with market conditions. If you set the stop loss too close to the current price, the platform returns an "Invalid stops" or similar error and the order is not placed (or the modification is not applied). You can check the stops level for any instrument in the desktop platform's Specification dialog, but the mobile app simply rejects the order if the rule is breached.

iOS and Android Notes

The MT4 mobile app is available on both iOS and Android, and the core functionality is the same on both. There are a few small differences worth being aware of.

On iOS, the New Order screen and Modify screen typically use Apple's native picker and number-entry controls, including the iOS keyboard with numeric input. The Buy and Sell buttons sit at the bottom of the screen with a slight pause for confirmation. On Android, the screen uses Material Design controls and may differ slightly in the placement of the keyboard pop-up and the action buttons. The exact wording of menu items can also vary by build version on each operating system.

In both cases, the underlying actions (set SL, send order, modify SL) are the same. If you cannot find a specific control mentioned in this guide on your device, check that the app is up to date and look for a similar control in roughly the same screen area. The functionality is consistent across builds even when the visual layout changes.

Practical Considerations

A few practical points are worth keeping in mind when working with stop losses on MT4 mobile.

The mobile app does not support trailing stops, so any stop level you set is static. If you want the stop loss to follow price as the trade moves in your favour, you need to update the value manually using the Modify dialog, or use the desktop platform where trailing stop functionality is built in.

Stop losses are honoured by the trading server, not by the mobile app, so even if you close the app or your phone disconnects from the internet, the stop loss remains active on the server. The platform will close the position at the stop level if it is reached, regardless of whether the app is running.

Orders are executed at the best available market price, which may result in positive or negative slippage. Demo accounts often execute instantly and may not fully replicate live slippage conditions, so the behaviour of stops on a demo account can sometimes be cleaner than on a live account, particularly during volatile periods.

Finally, the Trade tab supports pull-to-refresh on most builds, which is a quick way to verify that a stop loss modification has been registered by the server. After modifying, pull down on the Trade tab to refresh and confirm the new SL value appears against the position.

Trading at TIOmarkets

TIOmarkets offers MetaTrader 4 and MetaTrader 5 on desktop, web, and mobile, across four account types. The Standard account is created automatically on registration with a minimum deposit of $20 or currency equivalent. The Raw and VIP Black accounts are opened separately through the client area. The Nano account is MT5 only with a $20 minimum deposit, USD only. Hedging is supported on all accounts. A swap-free Islamic account is available; contact TIOmarkets for eligibility and instrument requirements. Copy trading is available on both MT4 and MT5.

Orders are executed at the best available market price, which may result in positive or negative slippage. Demo accounts often execute instantly and may not fully replicate live slippage conditions. Spreads are variable and are typically higher than minimum figures shown. Leverage on each instrument is subject to change depending on market conditions and applicable regulatory requirements. You can review the full list of account types on the TIOmarkets accounts page.