CH File Extension

What is CH file?

CH filename suffix is mostly used for OS/2 Configuration files. IBM defined the OS/2 Configuration format standard. CH files are supported by software applications available for devices running . CH file format, along with 1305 other file formats, belongs to the Settings Files category. OS/2 is by far the most used program for working with CH files.

Programs which support CH file extension

The following listing features CH-compatible programs. Files with CH suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

How to open file with CH extension?

Problems with accessing CH may be due to various reasons. Fortunately, most common problems with CH 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. Get the OS/2

Problems with opening and working with CH files are most probably having to do with no proper software compatible with CH files being present on your machine. The solution is straightforward, just download and install OS/2. Above you will find a complete listing of programs that support CH 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 OS/2 website and download the installer.

Step 2. Update OS/2 to the latest version

If you already have OS/2 installed on your systems and CH files are still not opened properly, check if you have the latest version of the software. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that OS/2 cannot handle files with CH may be that the software is outdated. The latest version of OS/2 should support all file formats that where compatible with older versions of the software.

Step 3. Set the default application to open CH files to OS/2

If you have the latest version of OS/2 installed and the problem persists, select it as the default program to be used to manage CH on your device. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

The procedure to change the default program in Windows

• Right-click the CH file and choose Open with option
• Click Choose another app and then select More apps option
• The last step is to select Look for another app on this PC option supply the directory path to the folder where OS/2 is installed. Now all that is left is to confirm your choice by selecting Always use this app to open CH files and clicking OK.

The procedure to change the default program in Mac OS

• By clicking right mouse button on the selected CH file open the file menu and choose Information
• Open the Open with section by clicking its name
• 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 CH extension. Next, click the Continue button to finalize the process.

Step 4. Verify that the CH is not faulty

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the CH file in question. It is probable that the file is corrupted and thus cannot be accessed.

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

Should it happed that the CH is infected with a virus, this may be that cause that prevents you from accessing it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the CH file is indeed infected follow the instructions below.

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

If the CH 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 CH extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

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 OS/2 Configuration file.

4. Make sure that the system has sufficient resources to run OS/2

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

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 OS/2 Configuration files. It may be the case that the CH files work properly with updated software that addresses some system bugs.

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