LLI File Extension

LLI file icon
AutoCAD Landscape Library Format

What is LLI file?

LLI is a file extension commonly associated with AutoCAD Landscape Library Format files. Files with LLI extension may be used by programs distributed for Mac OS, Windows platform. LLI file belongs to the 3D Image Files category just like 552 other filename extensions listed in our database. The most popular program for handling LLI files is AutoCAD, but users can choose among 1 different programs that support this file format. AutoCAD software was developed by Autodesk, Inc., and on its official website you may find more information about LLI files or the AutoCAD software program.

Programs which support LLI file extension

The list that follows enumerates programs compatible with LLI files, divided into 2 categories based on operating system on which they are available. Files with LLI 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.

Programs that support LLI file

Windows Windows
MAC OS MAC OS

Updated: 04/08/2020

How to open file with LLI extension?

There can be multiple causes why you have problems with opening LLI files on given system. What is important, all common issues related to files with LLI extension can be resolved by the users themselves. The process is quick and doesn’t involve an IT expert. The list below will guide you through the process of addressing the encountered problem.

Step 1. Install AutoCAD software

The main and most frequent cause precluding users form opening LLI files is that no program that can handle LLI files is installed on user’s system. The solution is straightforward, just download and install AutoCAD. On the top of the page a list that contains all programs grouped based on operating systems supported can be found. If you want to download AutoCAD installer in the most secured manner, we suggest you visit Autodesk, Inc. website and download from their official repositories.

Step 2. Update AutoCAD to the latest version

If the problems with opening LLI files still occur even after installing AutoCAD, it is possible that you have an outdated version of the software. Check the developer’s website whether a newer version of AutoCAD is available. Sometimes software developers introduce new formats in place of that already supports along with newer versions of their applications. The reason that AutoCAD cannot handle files with LLI may be that the software is outdated. All of the file formats that were handled just fine by the previous versions of given program should be also possible to open using AutoCAD.

Step 3. Set the default application to open LLI files to AutoCAD

After installing AutoCAD (the most recent version) make sure that it is set as the default application to open LLI files. 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

  • Right-click the LLI file and choose Open with option
  • Click Choose another app and then select More apps option
  • The last step is to select Look for another app on this PC option supply the directory path to the folder where AutoCAD is installed. Now all that is left is to confirm your choice by selecting Always use this app to open LLI files and clicking OK.

Change the default application in Mac OS

  • From the drop-down menu, accessed by clicking the file with LLI extension, select Information
  • Find the Open with option – click the title if its hidden
  • Select AutoCAD and click Change for all...
  • A message window should appear informing that This change will be applied to all files with LLI extension. By clicking Continue you confirm your selection.

Step 4. Ensure that the LLI file is complete and free of 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 LLI file. It is probable that the file is corrupted and thus cannot be accessed.

1. Verify that the LLI in question is not infected with a computer virus

If the file is infected, the malware that resides in the LLI file hinders attempts to open it. Immediately scan the file using an antivirus tool or scan the whole system to ensure the whole system is safe. If the scanner detected that the LLI file is unsafe, proceed as instructed by the antivirus program to neutralize the threat.

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

If you obtained the problematic LLI file from a third party, ask them to supply you with another copy. The file might have been copied erroneously and the data lost integrity, which precludes from accessing the file. It could happen the the download process of file with LLI 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

Sometimes in order to access files user need to have administrative privileges. Switch to an account that has required privileges and try opening the AutoCAD Landscape Library Format file again.

4. Make sure that the system has sufficient resources to run AutoCAD

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

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

Regularly updated system, drivers, and programs keep your computer secure. This may also prevent problems with AutoCAD Landscape Library Format files. It is possible that one of the available system or driver updates may solve the problems with LLI files affecting older versions of given software.

Do you want to help?

If you have additional information about the LLI 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 LLI file.

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