ISB File Extension

ISB file icon
Vanguard Music
  • Developer
    Sony Online Entertainment
  • Category
  • Popularity
    4.5 (2 votes)

What is ISB file?

ISB filename suffix is mostly used for Vanguard Music files. Vanguard Music format was developed by Sony Online Entertainment. ISB file format is compatible with software that can be installed on Windows system platform. Files with ISB extension are categorized as Game Files files. The Game Files subset comprises 1255 various file formats. The most popular program for handling ISB files is PsychonautsExplorer, but users can choose among 1 different programs that support this file format. On the official website of Psychonaut developer not only will you find detailed information about thePsychonautsExplorer software, but also about ISB and other supported file formats.

Programs which support ISB file extension

Programs that can handle ISB files are as follows. Files with ISB suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Programs that support ISB file

How to open file with ISB extension?

Problems with accessing ISB may be due to various reasons. On the bright side, the most encountered issues pertaining to Vanguard Music files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. The list below will guide you through the process of addressing the encountered problem.

Step 1. Download and install PsychonautsExplorer

The most common reason for such problems is the lack of proper applications that supports ISB files installed on the system. This one is an easy one. Select PsychonautsExplorer or one of the recommended programs (for example, Vanguard: Saga of Heroes) and download it from appropriate source and install on your system. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. One of the most risk-free method of downloading software is using links provided by official distributors. Visit PsychonautsExplorer website and download the installer.

Step 2. Check the version of PsychonautsExplorer and update if needed

If you already have PsychonautsExplorer installed on your systems and ISB 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 PsychonautsExplorer cannot handle files with ISB may be that the software is outdated. The latest version of PsychonautsExplorer should support all file formats that where compatible with older versions of the software.

Step 3. Assign PsychonautsExplorer to ISB files

If the issue has not been solved in the previous step, you should associate ISB files with latest version of PsychonautsExplorer you have installed on your device. The next step should pose no problems. The procedure is straightforward and largely system-independent

Selecting the first-choice application in Windows

  • Clicking the ISB with right mouse button will bring a menu from which you should select the Open with option
  • Next, select the Choose another app option and then using More apps open the list of available applications
  • Finally select Look for another app on this PC, point to the folder where PsychonautsExplorer is installed, check the Always use this app to open ISB files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

  • Right-click the ISB file and select Information
  • Proceed to the Open with section. If its closed, click the title to access available options
  • 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 ISB extension. Next, click the Continue button to finalize the process.

Step 4. Ensure that the ISB file is complete and free of errors

If you followed the instructions form the previous steps yet the issue is still not solved, you should verify the ISB file in question. Being unable to access the file can be related to various issues.

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

Should it happed that the ISB 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. If the scanner detected that the ISB file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

2. Check whether the file is corrupted or damaged

Did you receive the ISB 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 ISB 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 Vanguard Music file again.

4. Check whether your system can handle PsychonautsExplorer

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

5. Verify that your operating system and drivers are up to date

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with Vanguard Music files. Outdated drivers or software may have caused the inability to use a peripheral device needed to handle ISB files.

Do you want to help?

If you have additional information about the ISB 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 ISB file.

Top File Extensions
Show more
File Extension of the day
qif icon


Quicken Interchange Format Format

Files with QIF extension are used by financial software Quicken. QIF files contain data related to user’s financial accounts stored in ASCII ...