A daily updated filename extension database!

MQL file extension

The table below provides useful information about the .mql file extension. It answers questions such as:

  • What is the .mql file?
  • What program do I need to open a .mql file?
  • How can the .mql file be opened, edited or printed?
  • How can I convert .mql files to another format?

We hope you find this page helpful and a valuable resource!

0 extension(s) and 1 alias(es) found in database

✅ MetaTrader MetaQuotes Language 4 File

MQL4 file is a MetaTrader MetaQuotes Language 4 File. MetaTrader is a software platform that is independent of the forex broker. MetaQuotes Language 4 (MQL4) is a built-in language for programming trading strategies.
Application: MetaTrader 4
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
MQL4 aliases:
MQL4 related links:
MQL4 related extensions:
MetaTrader MetaQuotes Language 5 File

MetaTrader 5 Program

MetaTrader MetaQuotes Language 4 Template

MetaTrader MetaQuotes Language 4 Header

MetaTrader 5 Tick Data

Other types of files may also use the .mql file extension.

🚫 The .mql file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

hql, ml, mq, mqm, mqo, mqp, ql, qml

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Intuit Quicken for DOS Memory List File
Q Engine XML Data
QML Source Code
Apache Hive HiveQL Script
QEdit Data
OCaml Source Code
Microsoft Windows Message Queuing Data
Metasequoia Material File
Metasequoia Object File
Metasequoia Palette File

🔴 Can't open a .mql file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .mql file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .mql file extension, write to us!

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