Details of extension .a20

On this page, we're going to take a closer look at the .a20 file extension, which is related to ARJ Compressed Archive. We'll explain what exactly a .a20 fileformat is and how you can use it. If you're interested in learning more details about this type of file, we'll show you where to find them. And if you ever need to convert .a20 files into different formats, we'll give you some tips on how to do that too. Let's see the file format associated with this file extension!

Contents

• ARJ Compressed Archive

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ARJ Compressed Archive

The ARJ file is an ARJ Compressed Archive. It is the native format of ARJ (dos) and WinARJ archiver. Like other archives, ARJ files are data containers, they store one or several files in the compressed form.

Category: Archive files

Application: WinARJ

Program name: WinARJ.exe

Mime-type: application/x-arj-compressed

Magic bytes (HEX): -

Magic string (ASCII): -

Aliases:

a00, a01, a02, a03, a04, a05, a06, a07, a08, a09, a10, a11, a12, a13, a14, a15, a16, a17, a18, a19, a20, a21, a22, a23, a24

Related extensions:

.sit5 StuffIt 5 Archive

.tz Compressed Tape Archive

.tgz Unix Gzipped TAR Archive

.zx01 WinZIP Splitted ZIPX Archive

Links:

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The .a20 file extension might not only belong to a single type of file, there could be various kinds that use it. Keep in mind that files with the .a20 extension may contain various content types. If you have helpful information about this extension, write to us!

The .a20 extension is frequently misused

People sometimes confuse the .a20 filename extension. Based on the searches on our site, here are the most common misspellings from the past year.

Having trouble opening a .a20 file?

If you want to open a .a20 file on your computer, you just need to have the appropriate program installed. Incorrect settings for the .a20 association can trigger this error.

Windows can't open this file:

File: example.a20

To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

• Right-click a file with the extension whose association you want to change, and then click Open With.
• In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
• Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android