CFS file icon

CFS File Extension

INMOS Configuration Format

What is CFS file?

Files with the CFS extension belong to the category of configuration files.

What do CFS files contain?

Files with the CFS extension contained parameters used by INMOS company applications. In the 1980s and early 1990s, this company operated in the semiconductor industry. Currently, files with the CFS extension are considered archaic and are practically unseen.

Programs which support CFS file extension

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

Programs that support CFS file

Updated: 02/29/2024

How to open file with CFS extension?

Problems with accessing CFS may be due to various reasons. Fortunately, most common problems with CFS files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Install PT ISO Tool software

Install software to open CFS file The most common reason for such problems is the lack of proper applications that supports CFS files installed on the system. To address this issue, go to the PT ISO Tool 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. If you want to download PT ISO Tool installer in the most secured manner, we suggest you visit website and download from their official repositories.

Step 2. Check the version of PT ISO Tool and update if needed

Update software that support file extension CFSIf the problems with opening CFS files still occur even after installing PT ISO Tool, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of PT ISO Tool is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. If you have an older version of PT ISO Tool installed, it may not support CFS format. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using PT ISO Tool.

Step 3. Associate INMOS Configuration Format files with PT ISO Tool

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

Associate software with CFS file on Windows

Selecting the first-choice application in Windows

  • Clicking the CFS with right mouse button will bring a menu from which you should select the Open with option
  • 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 PT ISO Tool is installed. Now all that is left is to confirm your choice by selecting Always use this app to open CFS files and clicking OK.
Associate software with CFS file on Mac

Selecting the first-choice application in Mac OS

  • By clicking right mouse button on the selected CFS file open the file menu and choose Information
  • Find the Open with option – click the title if its hidden
  • Select the appropriate software and save your settings by clicking Change all
  • Finally, a This change will be applied to all files with CFS extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Verify that the CFS is not faulty

Should the problem still occur after following steps 1-3, check if the CFS file is valid. Problems with opening the file may arise due to various reasons.

Check CFS file for viruses
1. Check the CFS file for viruses or malware

Should it happed that the CFS is infected with a virus, this may be that cause that prevents you from accessing it. Scan the CFS file as well as your computer for malware or viruses. If the CFS file is indeed infected follow the instructions below.

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

If the CFS file was sent to you by someone else, ask this person to resend the file to you. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. If the CFS file has been downloaded from the internet only partially, try to redownload it.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle PT ISO Tool

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

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

Latest versions of programs and drivers may help you solve problems with INMOS Configuration Format files and ensure security of your device and operating system. It may be the case that the CFS files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the CFS 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 CFS file.

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