.CLG File Extension

File Type:
Windows Catalog File

Having trouble opening .clg extension? Don't panic! This page explains what clg files are as well as suggests programs you may use to open clg files. You can download these programs through this page.

What is a CLG file?

Clg file extension has Windows Catalog file type, developed by Microsoft, which is associated with the "settings files" category.

Windows System Image Manager uses catalog files with this extension. They store information that details the content of a .WIM image; that includes all components and packages. CLG files are required for the program to be able to view the contents of a WIM file without reading an entire WIM image. It is extremely helpful since WIM files’ size can reach several gigabytes and CLG files are usually less than one megabyte.  

To learn how you can open the given file, read the information below.

clg file icon
File Type:
Windows Catalog File
Settings Files

How to open CLG file?

Double click the clg file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .clg extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.

Method 1: Fix file association errors

Follow these steps in order to automatically fix the clg extension associations' problem in no time:

  • Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
  • Step 2: Click "Start Scan" to identify all potential issues.
  • Step 3: Review scan results and click "Fix Items".

File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable

This Tool is Compatible With: Windows XP, Vista, 7, 8/8.1, 10

Method 2: Download the appropriate software

The given list provides programs which may be used for opening or converting the clg file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.

Programs that open CLG files

Method 3: Use universal file viewer

In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the clg file as well. Download Universal File Viewer for your OS.

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