What is ICO File Extension?
Overview
Table of Contents
ToggleYou can detect the file extension in your Windows system because it is used as computer icons. Images stored in the Start menu, Desktop and Windows contains the file extension. It is capable of storing PNG and BMP images.
Category
An ICO file is actually an image holding file or image file efficiently holds icons of Windows apps.
Supportive Apps
Any 32-bit OS versions but the version should be above Windows Vista
Company
The developer of the file extension is none other than the tech giant Microsoft.
MIME Type
It has various MIME types which are categorized.
Microsoft-
image/x-icon
IANA-
image/vnd.microsoft.icon
Others-
image/icon
image/ico
application/ico
text/ico
File Signature
00 00 01 00
Location
It is saved in a different location for Windows 7 and 10.
For Windows 7-
- C:\Windows\system32\imageres.dll
- %windir%\explorer.exe
For Windows 10
- %systemroot%\system32\netshell.dll
- %systemroot%\system32\netcenter.dll
- %systemroot%\system32\imageres.dll
- %systemroot%\system32\networkexplorer.dll
- %systemroot%\system32\mmres.dll
- %systemroot%\system32\mmcndmgr.dll
- %systemroot%\system32\ddores.dll
- %systemroot%\system32\accessibilitycpl.dll
- %systemroot%\explorer.exe
- %systemroot%\system32\moricons.dll
- %systemroot%\system32\gameux.dll
- %systemroot%\system32\pifmgr.dll
- %systemroot%\system32\shell32.dll
How to Access ICO File Extension
Windows users can access ICO files using any free image programs.