LMU file icon

LMU File Extension

RPG Maker Map Format
  • Developer
  • Category
  • Popularity
    3.2 (4 votes)

What is LMU file?

Full format name of files that use LMU extension is RPG Maker Map Format. Enterbrain defined the RPG Maker Map Format format standard. Files with LMU extension may be used by programs distributed for Windows platform. LMU file format, along with 1509 other file formats, belongs to the Game Files category. RPG Maker is by far the most used program for working with LMU files. On the official website of Enterbrain, Inc. developer not only will you find detailed information about theRPG Maker software, but also about LMU and other supported file formats.

Programs which support LMU file extension

The following listing features LMU-compatible programs. Files with LMU extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Programs that support LMU file

Windows Windows

How to open file with LMU extension?

There can be multiple causes why you have problems with opening LMU files on given system. What is important, all common issues related to files with LMU extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. We have prepared a listing of which will help you resolve your problems with LMU files.

Step 1. Install RPG Maker software

Install software to open LMU file The main and most frequent cause precluding users form opening LMU files is that no program that can handle LMU files is installed on user’s system. To address this issue, go to the RPG Maker developer website, download the tool, and install it. It is that easy On the top of the page a list that contains all programs grouped based on operating systems supported can be found. The safest method of downloading RPG Maker installed is by going to developer’s website (Enterbrain, Inc.) and downloading the software using provided links.

Step 2. Update RPG Maker to the latest version

Update software that support file extension LMUIf you already have RPG Maker installed on your systems and LMU files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. If you have an older version of RPG Maker installed, it may not support LMU format. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using RPG Maker.

Step 3. Set the default application to open LMU files to RPG Maker

If the issue has not been solved in the previous step, you should associate LMU files with latest version of RPG Maker you have installed on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Associate software with LMU file on Windows

Selecting the first-choice application in Windows

  • Right-click the LMU file and choose Open with option
  • Select Choose another app → More apps
  • To finalize the process, select Look for another app on this PC entry and using the file explorer select the RPG Maker installation folder. Confirm by checking Always use this app to open LMU files box and clicking OK button.
Associate software with LMU file on Mac

Selecting the first-choice application in Mac OS

  • By clicking right mouse button on the selected LMU 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
  • A message window should appear informing that This change will be applied to all files with LMU extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the LMU file is complete and free of 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 LMU file. It is probable that the file is corrupted and thus cannot be accessed.

Check LMU file for viruses
1. The LMU may be infected with malware – make sure to scan it with an antivirus tool.

If the file is infected, the malware that resides in the LMU file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the LMU file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

If you obtained the problematic LMU file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. If the LMU 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 RPG Maker Map Format file again.

4. Verify that your device fulfills the requirements to be able to open RPG Maker

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

5. Verify that your operating system and drivers are up to date

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with RPG Maker Map Format file. It is possible that one of the available system or driver updates may solve the problems with LMU files affecting older versions of given software.

Do you want to help?

If you have additional information about the LMU file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on LMU file.

Top File Extensions
Show more
File Extension of the day
cda icon


CD Audio Track

File with CDA extesion is a shortcut file for audio CD tracks. CDA don’t contain actual audio data but an index of audio CD tracks. Automati...