File Extension Library


.AR1 File Extension

  • Category: Various data Files

What are .AR1 files and how to open them?

Can't open .AR1 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 .AR1 file.

What is a .AR1 file extension?

.AR1 file extension has been classified as Various data Files.

.AR1 is MyDOS Ramdisk file

Files with ar1 file extension are related to the MyDOS, a file management program for ATARI 800, 400, 130, 65 XE and XL, a family of 8-bit computers from ATARI.

The ar1 file stores some kind of data used by MyDOS Ramdisk.

.AR1 file format is deprecated and this file format is no longer supported.

Currently, .AR1 file type is not actively used and is obsolete. This usually happens with system files in older operating systems, files from long-discontinued software, or with previous versions of some file types (documents, projects, images, etc.) that were replaced in later versions of the original programs.


How to open:

Due the variability and uncertainty of this file type group, there is no general information available, about how to open this various data file format. However most files with extension from this group are usually not meant to be opened or viewed directly. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.For general information try to look at:Identifying unknown file formats

How to convert:

Due the variability and uncertainty of this file type group, there is no general information available, about how to convert this various data file format. However most files with extension from this group are usually not in formats, which can be converted. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.

How to fix problems with .AR1 files

  1. You need to update the application that you normally use to open .AR1 files. Only the latest version of the software supports the current .AR1 file format
  2. You need to check the .AR1 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)