ONM File Extension

What is ONM file?

ONM is a file extension commonly associated with Outdoor Navigator Map files. Maptech, Inc. defined the Outdoor Navigator Map format standard. ONM files are supported by software applications available for devices running . ONM file format, along with 255 other file formats, belongs to the GIS Files category. The most popular software that supports ONM files is Outdoor Navigator. On the official website of Maptech, Inc. developer not only will you find detailed information about theOutdoor Navigator software, but also about ONM and other supported file formats.

Programs which support ONM file extension

The following listing features ONM-compatible programs. ONM files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

How to open file with ONM extension?

Problems with accessing ONM may be due to various reasons. On the bright side, the most encountered issues pertaining to Outdoor Navigator Map files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with ONM files.

Step 1. Download and install Outdoor Navigator

The most common reason for such problems is the lack of proper applications that supports ONM files installed on the system. The solution is straightforward, just download and install Outdoor Navigator. The full list of programs grouped by operating systems can be found above. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Outdoor Navigator website and download the installer.

Step 2. Update Outdoor Navigator to the latest version

If you already have Outdoor Navigator installed on your systems and ONM files are still not opened properly, check if you have the latest version of the software. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that Outdoor Navigator cannot handle files with ONM may be that the software is outdated. The most recent version of Outdoor Navigator is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate Outdoor Navigator Map files with Outdoor Navigator

If you have the latest version of Outdoor Navigator installed and the problem persists, select it as the default program to be used to manage ONM on your device. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

• Right-click the ONM 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 Outdoor Navigator installation folder. Confirm by checking Always use this app to open ONM files box and clicking OK button.

Selecting the first-choice application in Mac OS

• From the drop-down menu, accessed by clicking the file with ONM extension, select Information
• Open the Open with section by clicking its name
• Select Outdoor Navigator and click Change for all...
• If you followed the previous steps a message should appear: This change will be applied to all files with ONM extension. Next, click the Continue button to finalize the process.

Step 4. Check the ONM 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 ONM file. Being unable to access the file can be related to various issues.

1. Check the ONM file for viruses or malware

Should it happed that the ONM is infected with a virus, this may be that cause that prevents you from accessing it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. ONM file is infected with malware? Follow the steps suggested by your antivirus software.

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

Did you receive the ONM file in question from a different person? Ask him/her to send it one more time. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. If the ONM file has been downloaded from the internet only partially, try to redownload it.

3. Verify whether your account has administrative rights

Sometimes in order to access files user need to have administrative privileges. Log out of your current account and log in to an account with sufficient access privileges. Then open the Outdoor Navigator Map file.

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

If the systems has insufficient resources to open ONM files, try closing all currently running applications and try again.

5. Check if you have the latest updates to the operating system and drivers

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Outdoor Navigator Map file. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle ONM files.

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