EUC File Extension

EUC file icon
Extended Unix Code Format
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What is EUC file?

Full format name of files that use EUC extension is Extended Unix Code Format. EUC files are supported by software applications available for devices running Linux. EUC file belongs to the Text Files category just like 237 other filename extensions listed in our database. The most popular software that supports EUC files is EUC-JP decoder.

Programs which support EUC file extension

Below is a table that list programs that support EUC files. Files with EUC extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

Programs that support EUC file

How to open file with EUC extension?

There can be multiple causes why you have problems with opening EUC files on given system. Fortunately, most common problems with EUC 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 EUC-JP decoder software

Problems with opening and working with EUC files are most probably having to do with no proper software compatible with EUC files being present on your machine. The solution is straightforward, just download and install EUC-JP decoder. The full list of programs grouped by operating systems can be found above. The safest method of downloading EUC-JP decoder installed is by going to developer’s website () and downloading the software using provided links.

Step 2. Update EUC-JP decoder to the latest version

If the problems with opening EUC files still occur even after installing EUC-JP decoder, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of EUC-JP decoder is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. The reason that EUC-JP decoder cannot handle files with EUC may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using EUC-JP decoder.

Step 3. Assign EUC-JP decoder to EUC files

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

The procedure to change the default program in Windows

  • Right-click the EUC 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 EUC-JP decoder is installed. Now all that is left is to confirm your choice by selecting Always use this app to open EUC files and clicking OK.

The procedure to change the default program in Mac OS

  • By clicking right mouse button on the selected EUC file open the file menu and choose Information
  • Open the Open with section by clicking its name
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • If you followed the previous steps a message should appear: This change will be applied to all files with EUC extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the EUC 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 EUC file. It is probable that the file is corrupted and thus cannot be accessed.

1. Check the EUC file for viruses or malware

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

2. Check whether the file is corrupted or damaged

If the EUC 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. It could happen the the download process of file with EUC extension was interrupted and the file data is defective. Download the file again from the same source.

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

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 Extended Unix Code Format file.

4. Make sure that the system has sufficient resources to run EUC-JP decoder

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

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 Extended Unix Code Format file. It is possible that one of the available system or driver updates may solve the problems with EUC files affecting older versions of given software.

Do you want to help?

If you have additional information about the EUC 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 EUC file.

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