NLM File Extension

NLM file icon

Nokia Logo Format

What is a NLM file?

Nokia Logo Format, identified by the NLM extension, is a Raster Image Files type and includes 575 files.

The Nokia Logo Format (NLM), created by Nokia, is one of file format they developed, and they also built 7 programs to support them.

NLM file support extends to various operating systems, including Windows, Mac OS and Linux. When working with NLM files, you can rely on 3 programs, including XnView, XnConvert and LogoManager Classic.

How to open a NLM file?

If you can’t open a NLM file, it is usually because the necessary software is missing. To resolve the issue, select the right program from the list for your operating system. Then go to the official website of the developer, download the software, and install it.

When it comes to opening and working with NLM files, XnView, XnConvert and LogoManager Classic are the top choices for users. To install the updated version of LogoManager Classic, simply go to the Mike Bradley site and download the installer compatible with all major platforms.

Once the process is complete, LogoManager Classic should take over as the default application for NLM files.

Set LogoManager Classic as the default NLM program

Changing Default Programs in Windows

  1. Right-click on your NLM file, then choose the "Open with" option and select "Choose another application" from the available options;
  2. In the pop-up window, select the LogoManager Classic application;
  3. Check the "Always use this application" checkbox, and then click "OK" to apply the selected application as the default for opening NLM files.

Change Default Program on Mac

  1. Right click or Control + left click on the desired NLM file;
  2. Select "Open in application" and click "Other";
  3. At the bottom of the window, you will find the "Enable" menu. Default, will be set to "Recommended Programs";
  4. Choose "All Programs" in this menu and search for LogoManager Classic. Check the box next to "Always open in app" to make it the default program.

Solve problems with NLM files

Rest assured, any issues with NLM files can typically be addressed with simple software adjustments. See the tips below for help.

Why does LogoManager Classic stop responding or crash intermittently?

LogoManager Classic crashes can be caused by outdated software. Keep your Mike Bradley products up to date by installing the latest updates.

Restarting your computer will solve many common problems, which is why it’s the first thing you should do before changing any settings related to the software.

What are the best practices for repairing a NLM file that has gone bad?

Use a data recovery program to open the damaged NLM file and from the menu choose "Repair" function to start the repair process. Allow the recovery process to complete, which will automatically repair the damaged raster image files.

What are the warning signs that my NLM file may be corrupted?

Common indications of damaged NLM raster image files are:

  • Error messages appear during the course of working with the file;
  • Editing the archive in LogoManager Classic results in slow or unresponsive behavior;
  • Opening the file results in an error or a failed attempt;
  • Unexpected expansion of the total size of the NLM file;
  • Opening the file in LogoManager Classic or other programs causes them to hang or crash;

How to edit a NLM file?

To edit NLM files, it is essential to install software that supports not only viewing but also editing the raster image files. Online NLM editors provide limited functionality compared to full-featured software for Nokia Logo Format.

List of Top NLM editors 2026

Based on the criteria above, here is a selection of NLM editors you can use.

NLM Editor SoftwareDeveloperPlatformsOverall Rating
LogoManager ClassicMike BradleyWindows4.1 out of 5 (40 reviews)

Convert to and from NLM

If obstacles arise while working with a NLM file, you may convert it to formats like JPG or other similar types for smoother handling.

Keep in mind that converting a NLM file may introduce some limitations, but the original format can often be restored.

Convert NLM to other file formats