ICO is the Windows icon format. It can contain multiple sizes for different uses.

How do I convert PNG to ICO?

Use online converters like ConvertICO.com or GIMP. Include multiple sizes for best results.

.This file

Open The format File

Q: How do I create an ICO file?

Use GIMP (export as ICO) or online tools like RealFaviconGenerator for favicons.

Windows Icon

Quick Facts About The format Files

Full NameIcon File

DeveloperMicrosoft

CategoryIcon

MIME Typeimage/vnd.microsoft.icon

First Released1985

Open StandardNo

Quick Facts

Full NameWindows These filesn

CategoryImages

MIME Typeimage/x-icon

What is a This format File?

Need to open This type file?

These files is the icon format for Windows applications and websites. It files can contain multiple image sizes (16x16, 32x32, 48x48, 256x256) in one file, allowing Windows to display the appropriate size in different contexts.

Web developers use This file files as favicons (the small this filen in browser tabs). While modern browsers accept PNG favicons, This format remains the most compatible format for older browsers.

How to Work with its

ICO file handling:

View: Windows shows ICO files as icons
Create: GIMP, IcoFX, or online favicon generators
Convert from PNG: ConvertICO.com or GIMP

Programs That Open The format Files

Program	Platform	Best For	Price
Any Image Viewer	Windows	View icons	Free
GIMP	All	Create/edit ICO	Free
RealFaviconGenerator	Online	Create favicons	Free
This fileFX	Windows	Icon editor	Freemium

Frequently Asked Questions About Opening ICO Files

What is an ICO file? +

ICO is the Windows the formatn format. It can contain multiple sizes for different uses.

How do I create an ICO file? +

Use GIMP (export as ICO) or online tools like RealFavthis formatnGenerator for favthe formatns.

How do I convert PNG to This format? +

Use online converters like ConvertThis format.com or GIMP. Include multiple sizes for best results.

Related File Types

Quick Summary: How to View it

To access this format on any device: Windows users can use built-in apps or free software. Mac users have native support. Mobile users can download free apps. The easiest way to access this files is using the recommended tools above.

Related File Formats

If you work with .ICO files, you might also need these related formats: