Convert ICO to BMP — Free Online Converter
Convert Windows Icon (.ico) to Bitmap Image (.bmp) online for free. Fast, secure image conversion with no watermarks or registration.
Conversion settings — add a file to adjust
Giới thiệu về chuyển đổi ICO sang BMP
ICO (Windows Icon) is a multi-resolution container format that embeds multiple images at standard sizes like 16x16, 32x32, 48x48, and 256x256 pixels within a single file. ICO files are used for Windows application icons and website favicons. BMP (Bitmap) is the simplest uncompressed raster format, storing raw pixel data that any image viewer or editor can open. Converting ICO to BMP extracts the largest embedded image from the ICO container and saves it as a flat, uncompressed bitmap.
This conversion is useful when you need to edit, inspect, or use an icon image in applications that do not understand the ICO multi-resolution container format. Most image editors, web platforms, and design tools cannot open ICO files directly but handle BMP without any issues.
Tại sao nên chuyển đổi ICO sang BMP?
ICO is a specialized format understood only by Windows shell, web browsers (for favicons), and a few icon editors. When you need to view, edit, or repurpose an icon image in a standard image editor like Photoshop, GIMP, or Paint.NET, converting to BMP provides the most straightforward uncompressed representation of the icon's pixel data.
BMP output is also useful for embedded systems, firmware, and legacy applications that need raw pixel data from icon images. Display controllers, boot screens, and custom OS shells that read BMP directly can use the extracted icon data without implementing ICO container parsing.