To back test an expert advisor (EA) follow the steps below.
- Open the Strategy Tester window by pressing Ctrl+R
- Select the expert advisor you wish to back test
- Select the symbol you wish to back test
- Select a testing model (every tick model recommended)
- Set a testing period
- Press Start

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To modify a working order or create a new Stop Loss and/or Take Profit order, double-click on one of these fields in the order line.

When the order window appears, enter the necessary values.

Source: http://articles.mql4.com/189
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Press F10 to open the Popup prices window.
To enable the popup window to be “Always on the Top” right mouse click in the popup window. This will enable you quotes while working with other applications.

You can also select “Properties…” in the right click menu of the popup prices window, which will allow you to adjust colors and fonts.

Source: http://articles.mql4.com/189
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You can check the price range and the number of bars between two points using the ruler.
To do so, select the “Crosshair” object, click with the left mouse button on the first point in the chart and drag the cursor to the second point.

The first number (23) is the count of bars, the second number (157) is the price range in pips, the third number (1.8705) is the bid price in the second point.
Source: http://articles.mql4.com/189
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To print a chart, Press Ctrl+P.
By default the charts are printed in black and white, but they can also be printed in color. Just check the “Color print” field in the “Charts” tab of the “Tools -> Options” menu.


Source: http://articles.mql4.com/189
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