JNB File Extension

What is JNB file?

JNB is a file extension commonly associated with SigmaPlot Workbook files. Systat Software Inc. defined the SigmaPlot Workbook format standard. JNB file format is compatible with software that can be installed on Windows system platform. Files with JNB extension are categorized as Spreadsheet Files files. The Spreadsheet Files subset comprises 100 various file formats. The most popular software that supports JNB files is SigmaPlot. Software named SigmaPlot was created by Systat Software Inc.. In order to find more detailed information on the software and JNB files, check the developer’s official website.

Programs which support JNB file extension

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

How to open file with JNB extension?

Problems with accessing JNB may be due to various reasons. On the bright side, the most encountered issues pertaining to SigmaPlot Workbook files aren’t complex. In most cases they can be addressed swiftly and effectively without assistance from a specialist. We have prepared a listing of which will help you resolve your problems with JNB files.

Step 1. Install SigmaPlot software

The main and most frequent cause precluding users form opening JNB files is that no program that can handle JNB files is installed on user’s system. The solution is straightforward, just download and install SigmaPlot. Above you will find a complete listing of programs that support JNB 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 SigmaPlot website and download the installer.

Step 2. Update SigmaPlot to the latest version

If the problems with opening JNB files still occur even after installing SigmaPlot, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of SigmaPlot is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that SigmaPlot cannot handle files with JNB may be that the software is outdated. The most recent version of SigmaPlot is backward compatible and can handle file formats supported by older versions of the software.

Step 3. Associate SigmaPlot Workbook files with SigmaPlot

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

Change the default application in Windows

• Clicking the JNB with right mouse button will bring a menu from which you should select the 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 SigmaPlot is installed. Now all that is left is to confirm your choice by selecting Always use this app to open JNB files and clicking OK.

Change the default application in Mac OS

• Right-click the JNB file and select Information
• Proceed to the Open with section. If its closed, click the title to access available options
• Select SigmaPlot and click Change for all...
• Finally, a This change will be applied to all files with JNB extension message should pop-up. Click Continue button in order to confirm your choice.

Step 4. Verify that the JNB is not faulty

Should the problem still occur after following steps 1-3, check if the JNB file is valid. Being unable to access the file can be related to various issues.

1. Check the JNB file for viruses or malware

Should it happed that the JNB 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 JNB file is indeed infected follow the instructions below.

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

If you obtained the problematic JNB file from a third party, ask them to supply you with another copy. 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 JNB 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

Some files require elevated access rights to open them. Log out of your current account and log in to an account with sufficient access privileges. Then open the SigmaPlot Workbook file.

4. Verify that your device fulfills the requirements to be able to open SigmaPlot

The operating systems may note enough free resources to run the application that support JNB files. Close all running programs and try opening the JNB file.

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 SigmaPlot Workbook 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 JNB files affecting older versions of given software.

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