ACM File Extension

What is ACM file?

ACM files are related with Interplay video games. The data stored in such files is in form of audio data which is played during the gameplay of the video game. Generally the audio data in these files is in compressed form as there are number of audio files which are played while game is running.

A number of renowned games use ACM file format for their in-game audio files. This file format is also used for audio data compression. In order to open such files you need a media player which is able to read ACM file formats like Media Player Classic.

Programs which support ACM file extension

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

Updated: 12/18/2022

How to open file with ACM extension?

Being unable to open files with ACM extension can be have various origins. Fortunately, most common problems with ACM files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Install Infinity Engine software

The main and most frequent cause precluding users form opening ACM files is that no program that can handle ACM files is installed on user’s system. This one is an easy one. Select Infinity Engine or one of the recommended programs (for example, Winamp, ACM/WAVC to WAV Converter, Acm2wav) and download it from appropriate source and install on your system. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit Infinity Engine website and download the installer.

Step 2. Check the version of Infinity Engine and update if needed

You still cannot access ACM files although Infinity Engine 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 The reason that Infinity Engine cannot handle files with ACM may be that the software is outdated. The latest version of Infinity Engine should support all file formats that where compatible with older versions of the software.

Step 3. Associate Interplay Audio Format files with Infinity Engine

After installing Infinity Engine (the most recent version) make sure that it is set as the default application to open ACM files. The method is quite simple and varies little across operating systems.

The procedure to change the default program in Windows

• Right-click the ACM file and choose Open with option
• Click Choose another app and then select More apps option
• To finalize the process, select Look for another app on this PC entry and using the file explorer select the Infinity Engine installation folder. Confirm by checking Always use this app to open ACM files box and clicking OK button.

The procedure to change the default program in Mac OS

• Right-click the ACM file and select Information
• Open the Open with section by clicking its name
• Select Infinity Engine and click Change for all...
• Finally, a This change will be applied to all files with ACM extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Check the ACM for errors

Should the problem still occur after following steps 1-3, check if the ACM file is valid. Being unable to access the file can be related to various issues.

1. Verify that the ACM in question is not infected with a computer virus

Should it happed that the ACM 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. If the scanner detected that the ACM file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

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

If you obtained the problematic ACM file from a third party, ask them to supply you with another copy. 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 ACM extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Check if the user that you are logged as has administrative privileges.

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the Interplay Audio Format file.

4. Make sure that the system has sufficient resources to run Infinity Engine

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

5. Ensure that you have the latest drivers and system updates and patches installed

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Interplay Audio Format files. It may be the case that the ACM files work properly with updated software that addresses some system bugs.

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