EU4 file icon

EU4 File Extension

Europa Universalis IV Saved Game Format

What is EU4 file?

EU4 filename suffix is mostly used for Europa Universalis IV Saved Game Format files. Files with EU4 extension may be used by programs distributed for Windows platform. EU4 file format, along with 1509 other file formats, belongs to the Game Files category. The most popular software that supports EU4 files is Europa Universalis IV. Europa Universalis IV software was developed by Paradox Interactive, and on its official website you may find more information about EU4 files or the Europa Universalis IV software program.

Programs which support EU4 file extension

Below is a table that list programs that support EU4 files. EU4 files can be encountered on all system platforms, including mobile, yet there is no guarantee each will properly support such files.

Programs that support EU4 file

Updated: 02/23/2021

How to open file with EU4 extension?

There can be multiple causes why you have problems with opening EU4 files on given system. What is important, all common issues related to files with EU4 extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The list below will guide you through the process of addressing the encountered problem.

Step 1. Install Europa Universalis IV software

Install software to open EU4 file The most common reason for such problems is the lack of proper applications that supports EU4 files installed on the system. The solution to this problem is very simple. Download Europa Universalis IV and install it on your device. Above you will find a complete listing of programs that support EU4 files, classified according to system platforms for which they are available. If you want to download Europa Universalis IV installer in the most secured manner, we suggest you visit Paradox Interactive website and download from their official repositories.

Step 2. Check the version of Europa Universalis IV and update if needed

Update software that support file extension EU4If you already have Europa Universalis IV installed on your systems and EU4 files are still not opened properly, check if you have the latest version of the software. Software developers may implement support for more modern file formats in updated versions of their products. The reason that Europa Universalis IV cannot handle files with EU4 may be that the software is outdated. The latest version of Europa Universalis IV should support all file formats that where compatible with older versions of the software.

Step 3. Assign Europa Universalis IV to EU4 files

After installing Europa Universalis IV (the most recent version) make sure that it is set as the default application to open EU4 files. The method is quite simple and varies little across operating systems.

Associate software with EU4 file on Windows

Change the default application in Windows

  • Clicking the EU4 with right mouse button will bring a menu from which you should select the Open with option
  • Click Choose another app and then select More apps option
  • Finally select Look for another app on this PC, point to the folder where Europa Universalis IV is installed, check the Always use this app to open EU4 files box and conform your selection by clicking OK button
Associate software with EU4 file on Mac

Change the default application in Mac OS

  • By clicking right mouse button on the selected EU4 file open the file menu and choose Information
  • Find the Open with option – click the title if its hidden
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • A message window should appear informing that This change will be applied to all files with EU4 extension. By clicking Continue you confirm your selection.

Step 4. Check the EU4 for errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the EU4 file in question. It is probable that the file is corrupted and thus cannot be accessed.

Check EU4 file for viruses
1. The EU4 may be infected with malware – make sure to scan it with an antivirus tool.

Should it happed that the EU4 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. EU4 file is infected with malware? Follow the steps suggested by your antivirus software.

2. Verify that the EU4 file’s structure is intact

If the EU4 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 EU4 extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

Sometimes in order to access files user need to have administrative privileges. Log in using an administrative account and see If this solves the problem.

4. Verify that your device fulfills the requirements to be able to open Europa Universalis IV

If the systems has insufficient resources to open EU4 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 Europa Universalis IV Saved Game Format files. It may be the case that the EU4 files work properly with updated software that addresses some system bugs.

Do you want to help?

If you have additional information about the EU4 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 EU4 file.

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