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Basic information about AC_ file

When there is a problem with opening files with the file extension AC_（*.AC_ or *.ac_）, you do not need a computer expert. In most cases, using the helpful suggestions of experts contained in our website as well as appropriate programs, you can solve the problem with the AC_ file yourself.

There are 1 file types using the AC_ file extension in our database. In the further part of this page, you will find detail information about all the AC_ file with their brief description and a list of programs that support AC_ file sorted by operating systems. The table below provides useful information about the AC_ file extension. It answers questions such as:
  • What is the AC_ file?
  • How to open a AC_ file?
  • What programs do I need to open a AC_ file?
  • What programs help to create and edit a AC_ file?
  • How to convert AC_ files to another file format?
  • How to convert another files to AC_ file format?


1.Detail information about AC_ file extension: Unknown File Extension

File type Unknown File Extension Category Uncommon Files
Developer N/A File format N/A
Description AC_ file is a Unknown File Extension. The ac_ file extension seems to be in use for certain files that are mentioned on the internet. However, we have not yet found their original program nor any specific information about it.

If you know some more useful informations about the ac_ file extension, please let us know in the discussion below or on our forums.
Software programs that will open, edit or convert AC_ files



How to convert AC_ files to another file format?

There are 24 records in our database eligible for AC_ files to another file format conversion. If you want to achieve AC_ to another files conversion, you may use the option.

AC3 to AAC AC3 to AMR AC3 to AVI AC3 to FLAC
AC3 to M4A AC3 to MP3 AC3 to MP4 AC3 to WMA
AC3 to WMV AC6 to CDR ACE to 008 ACE to 7-ZIP
ACE to 7Z ACE to 7ZIP ACE to PDF ACE to ZIP
ACO to ASE ACO to DWG ACO to DXF ACO to PNG
ACO to PSD ACP to DWG ACP to DXF ACP to XML


How to convert another files to AC_ file format?

There are 23 records in our database eligible for another files to AC_ file format conversion. If you want to achieve another files to AC_ conversion, you may use the option.

FLAC to AC3 WMA to AC3 FLA to AC3 AMR to AC3
AAC to AC3 BOD to ACT ZIP to ACE JPEG to ACO
MP3 to AC3 AVI to AC3 MP4 to AC3 MDL to ACT
ASE to ACO AIFF to AC3 RAR to ACE M4A to AC3
WAV to AC3 PSD to ACO MPG to AC3 GROOVE to ACD
CDR to AC6 MOV to AC3 MPC to AC3


Can't open a AC_ file?

When you click a file to open it, operating system examines the filename extension. If operating system recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When operating system does not recognize a filename extension, you receive the following message:

”Can't open this file: example.AC_”。

To open this file, you install one of the applications from the list of software programs that you found here, you should be able to open, edit or convert the file with the AC_ extension without any issue.


Where I can download the application that support AC_ file?

If you do not know where you can download the application from our list, click on the link (which is the name of the program), you will find more information there on the location where to download the required application. Most often they are the websites of software manufacturers.


How 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.


Can I change the extension of AC_ files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read/open the file. The problem is, changing the file extension does not change the file format. Select a software program from our list and install it on your computer. If the file has not opened correctly, you have to look for a different software program from our list. Sometimes you have to repeat the operation several times.


What else may cause problems width open a AC_ file?

The reasons for the lack of the ability to open a AC_ file on your computer may be at least several. The easiest thing is to find a suitable application installed on your computer, which will open a AC_ file. If there is still something wrong, you might want to check:

  • Whether the AC_ file is damaged.
  • Whether the AC_ file is incorrectly linked in the registry entries.
  • Whether the AC_ file extension has been accidentally removed from the Windows registry.
  • Whether the installation of an application that supports the AC_ file format is incompletely.
  • Whether the AC_ file is infected.
  • Whether the drivers of the equipment used for opening a AC_ file are up to date.
  • Whether your computer has enough hardware resources to open a AC_ file.

If the AC_ file still not working with your software after eliminating the above shortcomings? That means that the problem is more complex and requires the help of a specialist.