File Extension Library


.A05 File Extension

  • Developer by: ARJ Software, Inc.
  • Category: Archive and compressed Files

What are .A05 files and how to open them?

Can't open .A05 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 .A05 file.

What is a .A05 file extension?

.A05 file extension is created by ARJ Software, Inc.. .A05 has been classified as Archive and compressed Files.

.A05 is Split Multi-volume ARJ compressed file archive (part 7)

The a05 file extension is associated with ARJ. Its one part of a multi-volume compressed ARJ archive.

ARJ file extension is used for the native format of ARJ archiver.

ARJ is a file archiver that compresses files into a disk space saving archive. It is fast, reliable, and has a rich set of features which include Windows 9x, Millenium long filename support, file version management, data damage protection, ANSI escape sequence display handler, configurable command options, multiple volume archives (archives that span diskettes) and much more.

Some arj files can be parts of a multi-volume sequences. In ARJ you can split a huge archive to a few smaller files, which are called volumes.

ARJ archiver does use the following sequence:

  • .arj for first volume
  • .a00, a01, a02 .... etc. for any additional volumes

In order to unpack the multi-volume ARJ archive, you need to place ALL of the split parts in the same directory and start extraction of the first volume (.arj). The program will automatically use all of the parts to extract the content of the archive.


How to open:

The *.a05 file is only one part of ARJ multi-volume archive. If you want to extract this file, you must have all parts of the ARJ multi-volume archive. Open the first part of ARJ multi-volume archive in ARJ application and extract files from ARJ multi-volume archive.

How to convert:

It is not possible to convert only one part of ARJ multi-volume archive. Only complete ARJ archive can be converted in to another archive or compression format. The easiest way how to convert complete ARJ multi-volume archive is to decompress the ARJ archive with the use of ARJ or any other supported archiver and repack the content with another compression or archive application of your choice.

How to fix problems with .A05 files

  1. You need to update the application that you normally use to open .A05 files. Only the latest version of the software supports the current .A05 file format
  2. You need to check the .A05 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)