File Extension Library


.EXTR File Extension

  • Developer by: IXI International
  • Category: Encoded Files

What are .EXTR files and how to open them?

Can't open .EXTR 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 .EXTR file.

What is a .EXTR file extension?

.EXTR file extension is created by IXI International. .EXTR has been classified as Encoded Files.

.EXTR is COW App Extractor File

An EXTR file is an encrypted folder used by the COW operating system, which is an operating system based on Linux for select mobile devices. It contains a program and a Main.py script that stores instructions for where the COW system installer should install the program. EXTR files are downloaded to a mobile device from the COW App Store and then decrypted and opened automatically by the COW system when installing the downloaded program.

How to fix problems with .EXTR files

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