IIL File Extension

IIL file icon

CleanSweep Installation Log

What is a IIL file?

CleanSweep Installation Log, identified by the IIL extension, is a Data Files type and includes 6196 files.

IIL files are supported by Windows. You can others a IIL file using one of 3 programs, for example Norton Cleansweep, Norton SystemWorks and Norton Utilities.

How to open a IIL file?

The most common reason why a IIL file cannot be opened is the absence of required software. To fix this, select a compatible program from the list. Then visit the official developer website via the provided link, download the program, and install it on your system.

The most popular programs for working with IIL files are Norton Cleansweep, Norton SystemWorks and Norton Utilities. To get the latest version of Norton Cleansweep, open the Symantec website where a universal installer for all operating systems is available.

Once setup is done, your operating system should assign Norton Cleansweep as the default app for IIL files.

Make Norton Cleansweep the default IIL viewer

Changing the default program in Windows

  1. Start by right-clicking on your IIL file and selecting the "Open With" option. From there, click "Choose another app" to continue;
  2. Inside the popup window, scroll through the list of applications and specifically choose Norton Cleansweep as the application to associate with your IIL file;
  3. Check the "Always use this app" checkbox and click "OK".

Change the default app to open files on Mac

  1. Right click or use Control + Left Click on the desired IIL file to access a dropdown menu of actions;
  2. Select "Open in application" and click "Other";
  3. Scroll down to the bottom of the window, where you will find the "Enable" menu. Default, "Recommended Programs" will be selected;
  4. In this menu, choose "All Programs" and navigate to Norton Cleansweep. Check the box next to "Always open in app" to make it the default program.

Finding answers to IIL file problems

If you encounter issues with IIL files, don’t worry—most can be fixed with minor software adjustments. Refer to the troubleshooting tips below.

What are the signs that my IIL file is damaged?

Corrupted IIL data files may have one or more of the following symptoms:

  • Opening or processing the file in Norton Cleansweep or other programs causes instability or crashes in the program;
  • The file shows errors when trying to open it or does not open completely;
  • Unexpected expansion of the total size of the IIL file;
  • Working with the file triggers the display of error messages;

Why does Norton Cleansweep quit or crash unexpectedly?

Norton Cleansweep crashes can be attributed to outdated software. Make sure you have installed the latest updates for Symantec products.

A computer restart is often the key to solving numerous common problems. That’s why, it is recommended to restart the computer before making any changes to the software settings.

What methods can be used to repair a damaged IIL file?

Use a recovery program to open the damaged IIL file and navigate to the "Repair" menu item. Wait for the recovery process to finish, as it will automatically repair damaged data files.