EFL9 File Extension

What is EFL9 file?

EFL9 filename suffix is mostly used for ESRI License Information Format files. Files with EFL9 extension may be used by programs distributed for Windows platform. EFL9 file belongs to the Misc Files category just like 6033 other filename extensions listed in our database. The software recommended for managing EFL9 files is ArcGIS. ArcGIS software was developed by Esri, and on its official website you may find more information about EFL9 files or the ArcGIS software program.

Programs which support EFL9 file extension

Programs that can handle EFL9 files are as follows. Files with EFL9 suffix can be copied to any mobile device or system platform, but it may not be possible to open them properly on target system.

Updated: 09/17/2020

How to open file with EFL9 extension?

There can be multiple causes why you have problems with opening EFL9 files on given system. On the bright side, the most encountered issues pertaining to ESRI License Information Format 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 EFL9 files.

Step 1. Download and install ArcGIS

Problems with opening and working with EFL9 files are most probably having to do with no proper software compatible with EFL9 files being present on your machine. The solution is straightforward, just download and install ArcGIS. The full list of programs grouped by operating systems can be found above. If you want to download ArcGIS installer in the most secured manner, we suggest you visit Esri website and download from their official repositories.

Step 2. Update ArcGIS to the latest version

If the problems with opening EFL9 files still occur even after installing ArcGIS, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of ArcGIS 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 EFL9 files are not compatible with ArcGIS. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using ArcGIS.

Step 3. Associate ESRI License Information Format files with ArcGIS

After installing ArcGIS (the most recent version) make sure that it is set as the default application to open EFL9 files. The process of associating file formats with default application may differ in details depending on platform, but the basic procedure is very similar.

Selecting the first-choice application in Windows

• Right-click the EFL9 file and choose Open with option
• Select Choose another app → More apps
• Finally select Look for another app on this PC, point to the folder where ArcGIS is installed, check the Always use this app to open EFL9 files box and conform your selection by clicking OK button

Selecting the first-choice application in Mac OS

• From the drop-down menu, accessed by clicking the file with EFL9 extension, 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
• If you followed the previous steps a message should appear: This change will be applied to all files with EFL9 extension. Next, click the Continue button to finalize the process.

Step 4. Check the EFL9 for errors

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 EFL9 file. Being unable to access the file can be related to various issues.

1. Check the EFL9 file for viruses or malware

If the EFL9 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 EFL9 file is indeed infected follow the instructions below.

2. Check whether the file is corrupted or damaged

Did you receive the EFL9 file in question from a different person? Ask him/her to send it one more time. It is possible that the file has not been properly copied to a data storage and is incomplete and therefore cannot be opened. When downloading the file with EFL9 extension from the internet an error may occurred resulting in incomplete file. Try downloading the file again.

3. Ensure that you have appropriate access rights

Some files require elevated access rights to open them. Switch to an account that has required privileges and try opening the ESRI License Information Format file again.

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

If the system is under havy load, it may not be able to handle the program that you use to open files with EFL9 extension. In this case close the other applications.

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

Latest versions of programs and drivers may help you solve problems with ESRI License Information Format files and ensure security of your device and operating system. It may be the case that the EFL9 files work properly with updated software that addresses some system bugs.

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