GSM File Extension

What is GSM file?

GSM is an audio file format developed as a human speech encoding standard. It was specifically designed to efficiently and accurately process speech based on the fact that human voice does not change more frequently than at 20ms intervals.

GSM Codec

GSM audio is encoded using GSM codec. This codec is often used by cell phones. Analog signal is converted to digital signal, quality of which depends on both on the cellphone and the base station of given cell network. The most important factor influencing the quality of connection is the number of simultaneously active connection to the base station. GSM codec can also be used to save speech to file.

Programs which support GSM file extension

The list that follows enumerates programs compatible with GSM files, divided into 3 categories based on operating system on which they are available. GSM files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Updated: 05/06/2022

How to open file with GSM extension?

There can be multiple causes why you have problems with opening GSM files on given system. What is important, all common issues related to files with GSM 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 GSM files.

Step 1. Download and install NCH Switch

The most common reason for such problems is the lack of proper applications that supports GSM files installed on the system. This one is an easy one. Select NCH Switch or one of the recommended programs (for example, VLC media player, Smart Converter, SoX Wrap) and download it from appropriate source and install on your system. Above you will find a complete listing of programs that support GSM files, classified according to system platforms for which they are available. One of the most risk-free method of downloading software is using links provided by official distributors. Visit NCH Switch website and download the installer.

Step 2. Verify the you have the latest version of NCH Switch

You still cannot access GSM files although NCH Switch is installed on your system? Make sure that the software is up to date. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that NCH Switch cannot handle files with GSM may be that the software is outdated. The most recent version of NCH Switch is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Set the default application to open GSM files to NCH Switch

After installing NCH Switch (the most recent version) make sure that it is set as the default application to open GSM files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Selecting the first-choice application in Windows

• Choose the Open with entry from the file menu accessed by right-mouse clicking on the GSM file
• 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 NCH Switch installation folder. Confirm by checking Always use this app to open GSM files box and clicking OK button.

Selecting the first-choice application in Mac OS

• Right-click the GSM file and select Information
• Find the Open with option – click the title if its hidden
• Select the appropriate software and save your settings by clicking Change all
• If you followed the previous steps a message should appear: This change will be applied to all files with GSM extension. Next, click the Continue button to finalize the process.

Step 4. Check the GSM for errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the GSM file in question. Problems with opening the file may arise due to various reasons.

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

If the file is infected, the malware that resides in the GSM 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. If the GSM file is indeed infected follow the instructions below.

2. Verify that the GSM file’s structure is intact

Did you receive the GSM file in question from a different person? Ask him/her to send it one more time. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. It could happen the the download process of file with GSM extension was interrupted and the file data is defective. Download the file again from the same source.

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. Switch to an account that has required privileges and try opening the Global System For Mobile Audio Format file again.

4. Make sure that the system has sufficient resources to run NCH Switch

If the system is under havy load, it may not be able to handle the program that you use to open files with GSM extension. In this case close the other applications.

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

Latest versions of programs and drivers may help you solve problems with Global System For Mobile Audio Format files and ensure security of your device and operating system. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle GSM files.

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