HM91 File Extension

What is HM91 file?

HM91 is a file extension commonly associated with H.265 RAW Video Format files. HM91 file format is compatible with software that can be installed on Linux, Mac OS, Windows system platform. Files with HM91 extension are categorized as Video Files files. The Video Files subset comprises 546 various file formats. The most popular program for handling HM91 files is VLC media player, but users can choose among 2 different programs that support this file format. On the official website of VideoLAN Project Team developer not only will you find detailed information about theVLC media player software, but also about HM91 and other supported file formats.

Programs which support HM91 file extension

Below you will find an index of software programs that can be used to open HM91 files divided into 3 categories according to system platform supported. Files with HM91 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: 07/01/2020

How to open file with HM91 extension?

Being unable to open files with HM91 extension can be have various origins. What is important, all common issues related to files with HM91 extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Install VLC media player software

The main and most frequent cause precluding users form opening HM91 files is that no program that can handle HM91 files is installed on user’s system. To address this issue, go to the VLC media player developer website, download the tool, and install it. It is that easy The full list of programs grouped by operating systems can be found above. The safest method of downloading VLC media player installed is by going to developer’s website (VideoLAN Project Team) and downloading the software using provided links.

Step 2. Verify the you have the latest version of VLC media player

You still cannot access HM91 files although VLC media player is installed on your system? Make sure that the software is up to date. Software developers may implement support for more modern file formats in updated versions of their products. The reason that VLC media player cannot handle files with HM91 may be that the software is outdated. The most recent version of VLC media player is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open HM91 files to VLC media player

If the issue has not been solved in the previous step, you should associate HM91 files with latest version of VLC media player you have installed on your device. The method is quite simple and varies little across operating systems.

Selecting the first-choice application in Windows

• Choose the Open with entry from the file menu accessed by right-mouse clicking on the HM91 file
• Select Choose another app → More apps
• The last step is to select Look for another app on this PC option supply the directory path to the folder where VLC media player is installed. Now all that is left is to confirm your choice by selecting Always use this app to open HM91 files and clicking OK.

Selecting the first-choice application in Mac OS

• From the drop-down menu, accessed by clicking the file with HM91 extension, select Information
• Proceed to the Open with section. If its closed, click the title to access available options
• Select VLC media player and click Change for all...
• A message window should appear informing that This change will be applied to all files with HM91 extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the HM91 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 HM91 file. Being unable to access the file can be related to various issues.

1. The HM91 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 HM91 file hinders attempts to open it. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. HM91 file is infected with malware? Follow the steps suggested by your antivirus software.

2. Ensure the file with HM91 extension is complete and error-free

If the HM91 file was sent to you by someone else, ask this person to resend the file to you. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. When downloading the file with HM91 extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle VLC media player

If the systems has insufficient resources to open HM91 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 H.265 RAW Video Format file. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle HM91 files.

Do you want to help?

If you have additional information about the HM91 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 HM91 file.