Files with the .ICNS format normally stores the icon image files. Such files are utilized by the Mac OS X operating system. This format supports both 1 as well as 8 bit alpha channel along with multiple image stages that comprise of the folder icons in both open and closed states.
Every .ICNS file is linked with its corresponding program. The file acts as a container file and saves individual resources and icons within the container. The user’s Operating system can then scale the contained icons within the files to adjust itself to the appropriate display size.
When you install one of the applications from the list of programs that you found here, you should be able to open or edit the file with the ICNS extension without any issue. However, if you still have problems with this, you may use the option of ICNS file conversion to a different format.
We hope we helped you solve the problem with the ICNS 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 secure setup version of the required application.
There can be more reasons which determine that you are not able to open the ICNS file (apart from the lack of the proper application installed).
First - the ICNS file may be incorrectly associated with the application installed to support it. In this case, you need to change this association by yourself. To do this, right-click on the ICNS file that you want to edit, click "Open with" and then select the program from the list that you have installed. After this operation, the problems with opening the ICNS file should be solved.
Second - the file you want to open can simply be damaged. Then, the best solution is to find a new version of given file, or download it again from the same source as before (maybe for some reason in the previous session the download of the ICNS file has not been completed and it cannot be opened properly).
If you have additional information about the ICNS file, we will be grateful if you share it with our users. To do this, use the form here and send us your information on ICNS file.