How to Recover Deleted JNB files?

Learn to recover deleted JNB files after learning what is a JNG file type on this page. Besides, there’re several practical data loss prevention measures for you.


By Penny / Updated on July 31, 2023

Share this: instagram reddit

What is a JNB file type?

A JNB file acts as a repository for notebooks generated by SigmaPlot, a powerful utility employed for data analysis and visualization through 2D and 3D graphs. It stores one or more worksheets of integrated data in columns and rows or as graphs. JNB files also include graph metadata.

Encountering a JNB file is more probable if you are engaged in scientific pursuits and rely on SigmaPlot as your graphing tool of choice for data analysis. Researchers and scientists who utilize SigmaPlot to create data visualizations might also share JNB files with others to facilitate data exchange and collaboration.


The impressive repertoire of SigmaPlot features includes global curve fitting, standard curves micro, statistical analysis, advisory statistical analysis, and the convenience of automatic updates for quick transforms, among other capabilities.

What opens a JNB file?

To access files with the JNB file extension, you need a copy of SigmaPlot. Firstly, you can opt for the fully-functional 30-day trial version, available for download from the official website.


During this period, you can extensively evaluate the software to determine its value and suitability for your needs. For a comprehensive and better commercial experience, you can purchase the full commercial license of SigmaPlot, which comes at a cost of $899.

Alternatively, you can explore Origin, another prominent graphing software developed by OriginLab Corporation for Microsoft Windows.

Origin offers a diverse range of 2D/3D plot types and boasts compatibility with multiple file formats, including JNB, Excel, NI TDM, DAT, QDA, Mat, SIE, SAV, SPC, CGM, etc, catering to various graphing and data visualization needs.

How to recover deleted JNB files without backups?

JNB data recovery is a matter not to be taken lightly. Countless students, researchers, and engineers rely on the software on a daily basis, utilizing it to perform data analyses with far-reaching implications, often dictating the outcomes of multi-million dollar projects.

Though scientists diligently maintain regular data backups, accidents can still transpire. So how to recover deleted JNB files easily? How to recover missing Excel files without backups?

In this case, seeking assistance from powerful Windows data recovery software can be a prudent course of action.

Supported by AOMEI Tech, MyRecover is good at performing document recovery. For example, it permits you to recover deleted and missing JNB, Excel, and CSV files from computer hard drives and other local drives.

Document Recovery Software for Windows:
  • High-efficiency: Recover MS Office and WPS files, folders, compressed files, images, audio, songs, videos, and websites from HDDs, USB sticks, SD cards, etc.
  • Advanced scanning method: MyRecover runs Quick Scan & Deep Scan automatically to search all the recoverable files. Specify the filename, saved path, date, or size to filter your needed files.
  • Convenience: Retain the original filename, path, and format for the deleted files.
  • Excellent compatibility: Support NTFS, FAT32, exFAT, and ReFS file systems and be compatible with Windows 11, 10, 8, 7, or Sever PC.
Download Software Windows 11/10/8/7/Server
Secure Download   
Please avoid adding new data to your Windows or other storage devices if you want a higher JNB data recovery rate.
After document recovery, please save your recovered JNB files in a new location.
Please consider upgrading MyRecover to recover a large number of deleted/missing JNB files from local drives if you prefer a more cost-effective plan. 

Step 1. Install and launch MyRecover on your Windows> select your local disk C drive > click Start Scan.


Step 2. MyRecover will automatically run Quick and Deep Scan to scan your selected C drive and display all the recoverable files.

You can preview or filter your needed JNB files according to Document Type, Name, Size, Date, Path, etc.

  • Name: Type the filenames of your desired files to narrow the search area.
  • Date modified: Set the date (today, yesterday, last 7/30 days, etc.)
  • Size: Filter the file size (<128KB, 128KB~1MB, 1MB~ 512MB, etc.)


Step 3. Under the Other Missing Files folder, select the JNB files you want to retrieve. Then click Recover x files.


Related suggestions

What is a JNB file type? How to open a JNB file? What’s more, how to recover deleted JNB files? Or how to recover lost Excel files? After reading this passage, you may find your wanted answers.

Indeed, there are several practical data loss prevention measures you can implement to safeguard your valuable data.

  • Use reliable storage devices: Invest in high-quality and reliable storage devices to reduce the risk of hardware failures that could lead to data loss.
  • Update and secure software: Keep your operating system, applications, and antivirus software up-to-date to minimize vulnerabilities that may result in data breaches or malware attacks.
  • Implement data encryption: Use data encryption for sensitive information, ensuring that even if data is compromised, it remains inaccessible to unauthorized individuals.
  • Be cautious with Emails and Downloads: Exercise caution when opening email attachments or downloading files from unknown sources to avoid potential malware infections.
  • Train employees on data security: If you’re a business owner, ensure your employees are educated on data security best practices and potential threats to prevent accidental data loss.
  • Use multi-factor authentication: Enable multi-factor authentication for online accounts to add an extra layer of protection against unauthorized access.
  • Monitor system activity: Regularly monitor system activity and network logs to detect any unusual or suspicious behavior that may indicate a security breach.
  • Limit access to data: Grant access to data on a need-to-know basis, reducing the risk of data exposure and potential mishandling.
  • Make regular backups: Create and maintain regular backups of your important data via your Windows backup features or free AOMEI Backupper Standard and store them on different storage devices. 

In short, this free Windows backup software provides more flexible backup options and easier procedures than Windows backup features.

Download Freeware Win 11/10/8.1/8/7/XP
Secure Download
Enable to back up files, folders, partitions, disks, or systems to an internal/external hard drive, USB stick, Network, or Cloud drive.
Implementing intelligent backup strategies allows you to create daily incremental backups, effectively conserving storage space.
By scheduling backups, you can ensure the continuous protection of your valuable data.

Step 1. Launch AOMEI Backupper on your Windows PC. Under the Backup tab, select the “File Backup” option.


Step 2. Click “Add Folder/Add File” to add the folder or JNB files you prefer to back up.


Step 3. Click “Schedule Backup” to enable Daily, Weekly, Monthly, Event triggers or USB plug based on your needs. Then click the “Start Backup” button.


Penny · Editor
Penny works as an editor at AOMEI Technology, while she's a tester and editor for AOMEI Data Recovery Tools. She enjoys helping users with data recovery issues on Windows and iPhones using simple and practical solutions. Outside of work, she has a strong affection for pets, particularly giant pandas.