EX4 File Extension

What is EX4 file?

EX4 files are created for purpose of facilitating functioning of the MetaTrader – a software for online trading, which utilises such platforms as Forex, Futures or CFD. An EX4 file contains compiled code of program, written to be used by MetaTrader.

EX4 files can gather such elements like scripts or indicators. Within such files, one may also encounter an Expert Advisor, a sort of a bot, used for automatization of trading and analytical processes.

Compiling and decompiling EX4 files

EX4 files contain executable code, compiled from other files in a different format – MQ4. This process can be reversed, due to the fact, that it is possible to decompile EX4 files into original MQ4 files, using the PUREBEAM.BIZ EX4-TO-MQ4 decompiler.

How to open EX4 file?

In order to open an EX4 file, it is not enough to install a proper application. EX4 file may contain different program data. Depending on its content, first, it needs to be placed in a proper folder in the directory where the MetaTrader program is installed.

1. If an EX4 file contains an indicator, place it in the Indicators folder,
2. If a file contains a script, place it in the Scripts folder,
3. If a file contains an Expert Advisor, place it in the Experts folder.

Programs which support EX4 file extension

Below is a table that list programs that support EX4 files. Files with EX4 suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Updated: 10/11/2023

How to open file with EX4 extension?

Problems with accessing EX4 may be due to various reasons. Fortunately, most common problems with EX4 files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. We have prepared a listing of which will help you resolve your problems with EX4 files.

Step 1. Install MetaTrader software

Problems with opening and working with EX4 files are most probably having to do with no proper software compatible with EX4 files being present on your machine. The solution is straightforward, just download and install MetaTrader. The full list of programs grouped by operating systems can be found above. The safest method of downloading MetaTrader installed is by going to developer’s website (MetaQuotes Software Corp.) and downloading the software using provided links.

Step 2. Update MetaTrader to the latest version

If the problems with opening EX4 files still occur even after installing MetaTrader, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of MetaTrader is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. If you have an older version of MetaTrader installed, it may not support EX4 format. The latest version of MetaTrader should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open EX4 files to MetaTrader

After installing MetaTrader (the most recent version) make sure that it is set as the default application to open EX4 files. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

• Clicking the EX4 with right mouse button will bring a menu from which you should select the Open with option
• Click Choose another app and then select More apps option
• Finally select Look for another app on this PC, point to the folder where MetaTrader is installed, check the Always use this app to open EX4 files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• By clicking right mouse button on the selected EX4 file open the file menu and choose Information
• Find the Open with option – click the title if its hidden
• Select the appropriate software and save your settings by clicking Change all
• Finally, a This change will be applied to all files with EX4 extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the EX4 for errors

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper EX4 file. It is probable that the file is corrupted and thus cannot be accessed.

1. Check the EX4 file for viruses or malware

If the file is infected, the malware that resides in the EX4 file hinders attempts to open it. Scan the EX4 file as well as your computer for malware or viruses. EX4 file is infected with malware? Follow the steps suggested by your antivirus software.

2. Ensure the file with EX4 extension is complete and error-free

Did you receive the EX4 file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. If the EX4 file has been downloaded from the internet only partially, try to redownload it.

3. Check if the user that you are logged as has administrative privileges.

Sometimes in order to access files user need to have administrative privileges. Switch to an account that has required privileges and try opening the MetaTrader Program Format file again.

4. Make sure that the system has sufficient resources to run MetaTrader

The operating systems may note enough free resources to run the application that support EX4 files. Close all running programs and try opening the EX4 file.

5. Ensure that you have the latest drivers and system updates and patches installed

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with MetaTrader Program Format files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle EX4 files.

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