File Extension Library

.CAT File Extension

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

What are .CAT files and how to open them?

Can't open .CAT file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .CAT file.

What is a .CAT file extension?

.CAT file extension is created by Microsoft. .CAT has been classified as System Files. The format of .CAT file is Binary.

.CAT is Windows Catalog File

File used by the Windows operating system; specifies that a group of files are from a verifiable source; used for security purposes and contains a digital signature, the catalog version, and an effective date; often used for verifying new software update files.

Windows catalog files help to suppress multiple trust dialog popups for new software component downloads. Since CAT files can identify a trusted source, the user can choose to "Always trust content" from the software distributor. Then, future downloads from the software distributor that use a CAT file are trusted and do not require a trust popup window.

List of all softwares that can open the Windows Catalog File
Microsoft Windows
File Type 2 Advanced Disk Catalog Database
Developer by: Elcomsoft Category: Database Files

Contains a catalog of data from various media types including hard drives, network drives, floppy disks, optical discs (DVDs, CDs, etc.), ZIP and JAZ disks, etc.; used for keeping track of information stored within a collection of media

List of all softwares that can open the Advanced Disk Catalog Database
Elcomsoft Advanced Disk Catalog

How to fix problems with .CAT files

  1. You need to update the application that you normally use to open .CAT files. Only the latest version of the software supports the current .CAT file format
  2. You need to check the .CAT file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)