File Extension Library

.UPX File Extension

  • Developer by: Markus Oberhumer
  • Category: Executable Files
  • Format: Binary

What are .UPX files and how to open them?

Can't open .UPX 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 .UPX file.

What is a .UPX file extension?

.UPX file extension is created by Markus Oberhumer. .UPX has been classified as Executable Files. The format of .UPX file is Binary.

.UPX is Ultimate Packer for eXecutables File

File created by Ultimate Packer for eXecutables (UPX), a program used to compress executable files; contains a packed executable file, such as an .EXE file, that has compressed at a high ratio; used to reduce the file size of executables for transport via email or external media.

Ultimate Packer for eXecutables automatically unpacks UPX files when they are executed. On some operating systems, its stores the unpacked file in memory using the in-place technique. On other operating systems, it creates a temporary file using the extraction technique.

NOTE: UPX files rarely use a ".upx" file extension. Rather, they most often use their original file extension after being compressed.

List of all softwares that can open the Ultimate Packer for eXecutables File

How to fix problems with .UPX files

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