The File Extensions Database


.CLG File Extension

  • Developer by: Microsoft
  • Category: Settings Files
  • Format: Binary

What is an .CLG file?

.CLG is Windows Catalog File

Catalog file used by Windows System Image Manager (Windows SIM); contains information describing the contents of a .WIM image, including the state of all packages and components; used to display WIM file contents without having to read an entire image file.

CLG files are commonly found on Windows installation discs. For example, the files HOMEBASIC.clg, HOMEPREMIUM.clg, PROFESSIONAL, STARTER.clg, and ULTIMATE.clg are located in the sources directory on Windows 7 installation discs.

NOTE: While WIM files can be several gigabytes in size, CLG files may be less than one megabyte in size.

Programs that open Windows Catalog File
Microsoft Windows System Image Manager
File Type 2 Collage Maker Project File
Developer by: Galleria Software Category: Data Files Format: Binary

Project file created by Collage Maker, a program used to created collages out of digital photos and other graphics; contains project settings and the locations of image files, such as textures or stamps; can be exported to .JPG or .PNG files.

How to solve problems with CLG files

  • Associate the CLG file extension with the correct application. On :
    Windows: Right click on any CLG file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.CLG files". Mac: Right click (or Ctrl-click) the CLG file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .CLG is Windows Catalog File. Because only the current version supports the latest CLG file format. Search, therefore, e.g. on the Microsoft manufacturer website after an available .CLG is Windows Catalog File update.
  • To make sure that your CLG file is not corrupted or virus-infected, get the file again and scan it with antivirus software.