ISS File Extension

ISS file icon
ISS Picture Image Format

What is ISS file?

ISS filename suffix is mostly used for ISS Picture Image Format files. Microsoft defined the ISS Picture Image Format format standard. ISS file format is compatible with software that can be installed on Windows system platform. Files with ISS extension are categorized as Raster Image Files files. The Raster Image Files subset comprises 363 various file formats. XnView is by far the most used program for working with ISS files. XnView software was developed by Pierre-Emmanuel Gougelet, and on its official website you may find more information about ISS files or the XnView software program.

Programs which support ISS file extension

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

Programs that support ISS file

Windows Windows

How to open file with ISS extension?

Problems with accessing ISS may be due to various reasons. What is important, all common issues related to files with ISS extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The following is a list of guidelines that will help you identify and solve file-related problems.

Step 1. Install XnView software

Problems with opening and working with ISS files are most probably having to do with no proper software compatible with ISS files being present on your machine. To address this issue, go to the XnView developer website, download the tool, and install it. It is that easy 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 XnView website and download the installer.

Step 2. Verify the you have the latest version of XnView

If you already have XnView installed on your systems and ISS 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. This can be one of the causes why ISS files are not compatible with XnView. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using XnView.

Step 3. Assign XnView to ISS files

If you have the latest version of XnView installed and the problem persists, select it as the default program to be used to manage ISS 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

  • Right-click the ISS file and choose 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 XnView is installed. Now all that is left is to confirm your choice by selecting Always use this app to open ISS files and clicking OK.

Selecting the first-choice application in Mac OS

  • Right-click the ISS file and select Information
  • Open the Open with section by clicking its name
  • From the list choose the appropriate program and confirm by clicking Change for all....
  • Finally, a This change will be applied to all files with ISS extension message should pop-up. Click Continue button in order to confirm your choice.

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

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

1. Check the ISS file for viruses or malware

If the ISS is indeed infected, it is possible that the malware is blocking it from opening. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the ISS file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

If you obtained the problematic ISS file from a third party, ask them to supply you with another copy. During the copy process of the file errors may occurred rendering the file incomplete or corrupted. This could be the source of encountered problems with the file. When downloading the file with ISS 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 ISS Picture Image Format file.

4. Check whether your system can handle XnView

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

5. Check if you have the latest updates to the operating system and drivers

Latest versions of programs and drivers may help you solve problems with ISS Picture Image Format files and ensure security of your device and operating system. It is possible that one of the available system or driver updates may solve the problems with ISS files affecting older versions of given software.

Do you want to help?

If you have additional information about the ISS 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 ISS file.

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