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How to Install Custom Indicators on MT4 & MT5 (Step-by-Step Guide)

How to Install Custom Indicators on MT4 & MT5 (Step-by-Step Guide)

How to Install Custom Indicators on MT4 & MT5 (Step-by-Step Guide)

Custom indicators can help traders analyze the market more effectively.
In this guide, you will learn how to install custom indicators on MetaTrader 4 (MT4) and MetaTrader 5 (MT5) step by step.

This tutorial is suitable for beginners and experienced traders.

Part 1: How to Install Indicators on MT4

Step 1: Download the Indicator File

First, download the indicator file from pipsfinder.com.

MT4 indicator files usually have one of the following extensions:

  • .mq4

  • .ex4

Save the file to your computer where you can easily find it.

Step 2: Open MT4 Data Folder



  1. Open MetaTrader 4

  2. Click File → Open Data Folder

A new window will open showing the MT4 system folders.

Step 3: Open the Indicators Folder



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In the data folder, go to:

MQL4 → Indicators

This is where all MT4 custom indicators are stored.

Step 4: Copy the Indicator File



  • Copy the downloaded .mq4 or .ex4 file

  • Paste it into the Indicators folder

Step 5: Restart MT4

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Close MetaTrader 4 completely and open it again so the platform can load the new indicator.

Step 6: Attach the Indicator to a Chart


  1. Open any chart

  2. In the Navigator panel, find your custom indicator

  3. Drag and drop it onto the chart

  4. Adjust settings if needed, then click OK

✅ The indicator is now installed on MT4.

Part 2: How to Install Indicators on MT5

Step 1: Download the Indicator File

MT5 indicator files usually have these extensions:

  • .mq5

  • .ex5

Make sure you download the MT5 version, as MT4 and MT5 indicators are not compatible.

Step 2: Open MT5 Data Folder























  1. Open MetaTrader 5

  2. Click File → Open Data Folder

Step 3: Open the Indicators Folder





Navigate to:

MQL5 → Indicators

Step 4: Copy the Indicator File





Copy the .mq5 or .ex5 file and paste it into the Indicators folder.

Step 5: Restart MT5




Close MT5 completely, then reopen it.

Step 6: Attach the Indicator to a Chart



  1. Open a chart

  2. Go to Navigator → Indicators

  3. Drag the indicator onto the chart

  4. Configure settings and click OK

✅ The indicator is now installed on MT5.

Important Notes

Allow DLL Imports (If Required)

Some indicators require DLL access.

  • When attaching the indicator, check Allow DLL imports

  • Also go to:

    • Tools → Options → Expert Advisors

    • Enable DLL imports

⚠️ Only allow DLL imports from trusted sources.