File Extension Library


.UNKNOWN File Extension

  • Category: Misc Files

What are .UNKNOWN files and how to open them?

Can't open .UNKNOWN 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 .UNKNOWN file.

What is a .UNKNOWN file extension?

.UNKNOWN file extension has been classified as Misc Files.

.UNKNOWN is Unknown File Type

Unknown Windows file that does not have a file association; may have an ".unknown" extension to serve as a placeholder for the file's correct extension.

If you have a file with either no extension or an ".unknown" extension, you can try to view the contents of the file by opening the file with a text editor. However, if the file is saved in a binary format, a text editor will not display the file's contents correctly. If you believe you know what the file type is, you may try changing the extension to the appropriate suffix and then attempt to open the file.

How to fix problems with .UNKNOWN files

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