Open AI4 files

  • Full name
    Generic Encapsulated PostScript Graphic
  • Developer
    Adobe Systems Incorporated
Have you encountered a problem with a AI4 file? Don’t you know which program opens a file with this extension? You will find all the information you need about working with a AI4 file here. In the further part of this page we have added a list of programs that should open your AI4 file. It is enough you choose a proper application for your operating system, download and install it.

What is AI4 file?

With the file extension AI4 so-called general encapsulated postscript files of the vector graphics software Adobe Illustrator were marked. It is the default file format used to store, among other things, drawings, objects, and settings. The file extension AI4 refers to the version 4, which came in the early 1990s only for Microsoft Windows on the market.

More info

The AI format does not save its data in EPS format and AI4 files may contain some Illustrator-specific instructions, so AI4 files may not be able to be opened by EPS-compatible software.

In addition to the meanwhile common ending ai from the version 3 to 8 also the ending ai with the appropriate version number was used. It should be noted that each version has also introduced new functionalities and other keywords for the header information. Therefore, ai files of different Illustrator versions are not necessarily 100% compatible. However, most recent programs that can handle Illustrator files can handle all the old format variations.

Programs which can open a AI4 file

How to open file with AI4 extension?

In order to open a file with AI4 extension one of the following programs must be installed on user’s system. If a problem with opening AI4 file occurred, it is highly possible that none of the listed programs is present on user’s system. Even if one or more said programs are installed, there may be issues related with given programs. In order to solve a problem with AI4 files, follow the instructions below.
1
Install Adobe Illustrator or other program from the list

Most often resolving problems with opening AI4 files is very simple. Just install an appropriate program that supports such files. All of the listed programs support AI4 files, but may vary in offered function and purpose. Some programs may be capable only of viewing contents of AI4 files or offer file conversion options, but may not be capable of editing such files.

Set Adobe Illustrator as the default program for opening AI4 files

It is possible that although a compatible program has been installed on user’s system, it is not used by the system to open it. This may happen because no default application was associated with this type of files. To associate AI4 files with given application, select "Open with" from drop-down menu (accessed by right-clicking on the file). Then select from the list the program or application you want to be used to open this type of file. If the Adobe Illustrator applications is not on the list, select "Browse" option in order to manually locate the directory where Adobe Illustrator has been installed.

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Check the section that lists most common problems with AI4 files

Sometimes problems with opening AI4 files may not lie with the application itself, but can arise due to other causes, such as:

  • File data is corrupted
  • AI4 files has been not been completely download from the internet (only a part of the data has been downloaded)
  • Currently used user account hasn’t been granted necessary privileges to open AI4 files (should that be the case, please contact your system administrator or IT specialist)
  • AI4 file was being copied from a corrupted storage device and is incomplete or data is corrupted. (Copying files from unknown or untrusted sources should be conducted with great care as such files may contain malicious software, which can damage your system)

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