LEI File Extension

What is LEI file?

LEI is a file extension commonly associated with Leica SP1 Image Session files. LEI file format is compatible with software that can be installed on Windows system platform. LEI file belongs to the Graphic Files category just like 524 other filename extensions listed in our database. ImageJ is by far the most used program for working with LEI files. Software named ImageJ was created by Wayne Rasband. In order to find more detailed information on the software and LEI files, check the developer’s official website.

Programs which support LEI file extension

The following listing features LEI-compatible programs. Files with LEI extension, just like any other file formats, can be found on any operating system. The files in question may be transferred to other devices, be it mobile or stationary, yet not all systems may be capable of properly handling such files.

How to open file with LEI extension?

There can be multiple causes why you have problems with opening LEI files on given system. Fortunately, most common problems with LEI files can be solved without in-depth IT knowledge, and most importantly, in a matter of minutes. The list below will guide you through the process of addressing the encountered problem.

Step 1. Install ImageJ software

The main and most frequent cause precluding users form opening LEI files is that no program that can handle LEI files is installed on user’s system. To address this issue, go to the ImageJ developer website, download the tool, and install it. It is that easy Above you will find a complete listing of programs that support LEI files, classified according to system platforms for which they are available. If you want to download ImageJ installer in the most secured manner, we suggest you visit Wayne Rasband website and download from their official repositories.

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

If the problems with opening LEI files still occur even after installing ImageJ, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of ImageJ is available. It may also happen that software creators by updating their applications add compatibility with other, newer file formats. This can be one of the causes why LEI files are not compatible with ImageJ. The latest version of ImageJ should support all file formats that where compatible with older versions of the software.

Step 3. Associate Leica SP1 Image Session files with ImageJ

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

The procedure to change the default program in Windows

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

The procedure to change the default program in Mac OS

• Right-click the LEI file and select Information
• Proceed to the Open with section. If its closed, click the title to access available options
• Select the appropriate software and save your settings by clicking Change all
• A message window should appear informing that This change will be applied to all files with LEI extension. By clicking Continue you confirm your selection.

Step 4. Verify that the LEI is not faulty

You closely followed the steps listed in points 1-3, but the problem is still present? You should check whether the file is a proper LEI file. It is probable that the file is corrupted and thus cannot be accessed.

1. Check the LEI file for viruses or malware

If the LEI is indeed infected, it is possible that the malware is blocking it from opening. It is advised to scan the system for viruses and malware as soon as possible or use an online antivirus scanner. LEI file is infected with malware? Follow the steps suggested by your antivirus software.

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

Did you receive the LEI file in question from a different person? Ask him/her to send it one more time. 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 LEI 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

There is a possibility that the file in question can only be accessed by users with sufficient system privileges. Log in using an administrative account and see If this solves the problem.

4. Check whether your system can handle ImageJ

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

5. Ensure that you have the latest drivers and system updates and patches installed

Up-to-date system and drivers not only makes your computer more secure, but also may solve problems with Leica SP1 Image Session file. It is possible that one of the available system or driver updates may solve the problems with LEI files affecting older versions of given software.

Do you want to help?

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