A20 file format description
Many people often share .a20 files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .a20 files. To address this issue, we have created this page to offer assistance and guidance on handling .a20 files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .a20 files.
Our aim is to simplify the process and promote seamless use of the .a20 file format.
1 filename extension(s) found in our database.
.arj - ARJ Compressed Archive
The ARJ archive files are related to WinARJ. 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.
| Application: | WinARJ |
|---|---|
| Category: | Archive files |
| Mime-type: | application/x-arj-compressed |
| Magic: | - / - |
| 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 |
ARJ Compressed Archive related extensions:
- arj ARJ Compressed Archive
Be careful.
It is important to understand that the .a20 file extension is not limited to a particular set of applications. Other programs besides the intended ones can also use the .a20 extension to create files. This includes potentially harmful programs or malware that may generate .a20 files for various purposes. Be especially cautious with .a20 files coming from untrusted or unknown sources.
Can't open a .a20 file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize an extension, you receive the following message:
Select an app to open this .a20 file
To set the .a20 file association in Windows 11, you can follow these steps
- Open the Settings app by clicking on the Start menu and selecting the gear icon.
- In the Settings app, click on System and then select Apps from the left-hand side menu.
- Scroll down and click on the Default apps option.
- Under the Default apps section, you will find various categories such as Email, Web browser, and Music player.
- Locate the category that matches the file type you want to associate, such as Photos for image files or Video player for video files.
- Click on the current default app listed under the category. A list of available apps will appear.
- Choose the app you want to set as the default for that file type. If the desired app is not listed, click on More apps to see additional options or click on Look for an app in the Microsoft Store to search for apps in the Store.
- After selecting the app, it will become the default choice for opening files of that type.
It's worth mentioning that you don't always need to set .a20 file association. Many applications can open .a20 files without requiring any specific file association to be set.
The .a20 file extension is often given incorrectly
Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. Our goal in providing this list is to help users find the right information more easily and enhance their overall search experience on our website.
These misspellings were the most common in the past year:
a02, a2, a2p, ae0, x20
Is it possible that the filename extension is misspelled?
There is a possibility that the .a20 filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.
Filename extensions similar to .a20:
- a02 ARJ Compressed Archive
- a02 ALZip Archive
- a02 Eschalon Setup Archive
- a2 OpenEdge ABL After Image
- a2p Adlib Tracker II Pattern File
- x20 XTreeGold for Dos Help Data
Operating systems
At DataTypes.net, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by DataTypes.net:
Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android
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