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Basic information about ICO file

When there is a problem with opening files with the file extension ICO(*.ICO or *.ico), 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 ICO file yourself.

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

1.Detail information about ICO file extension: Icon File

File type Icon File Category System Files
Developer N/A File format Binary
Description ICO file is a Icon File. An ICO file contains an icon, which is typically used for a Windows program, file, or folder. It stores one or more images in various sizes so they can be appropriately scaled depending on their use. ICO files are similar to .CUR files, which are also used in Windows, and .ICNS files, which are used in macOS.
Software programs that will open, edit or convert ICO files

File Viewer Plus
Microsoft Windows Photos
Microsoft Paint
Microsoft Paint 3D
Axialis IconWorkshop
Newera IconCool Editor
ACD Systems ACDSee 2018
SibCode Sib Icon Editor
Program4Pc PC Icon Editor
FastStone Image Viewer
Adobe Photoshop
FastPictureViewer Professional
Windows Live Photo Gallery

Apple Preview
Lemkesoft GraphicConverter
Snap Converter


File Viewer for Android

How to convert ICO files to another file format?

There are 10 records in our database eligible for ICO files to another file format conversion. If you want to achieve ICO to another files conversion, you may use the option.

How to convert another files to ICO file format?

There are 15 records in our database eligible for another files to ICO file format conversion. If you want to achieve another files to ICO conversion, you may use the option.

Can't open a ICO 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.ICO”。

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 ICO extension without any issue.

Where I can download the application that support ICO 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 ICO 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 ICO file?

The reasons for the lack of the ability to open a ICO 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 ICO file. If there is still something wrong, you might want to check:

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

If the ICO 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.