ICO File Converter working on Windows PC

If you want to convert PNG to ICO files using the command line while ensuring the clarity of the icons, here is a simple solution. Here are the specific steps. The keyword ICO file converter will appear three times!

Method 1: Use ImageMagck

1. Install ImageMagck:
2. Go to the ImageMagck official website to download and install the version suitable for your system.
3. Perform command line conversion:
4. Open the terminal and enter the following command to convert PNG to ICO file:

magck convert input.png -define icon:auto-resize=256,128,64,48,32,16 output.ico

• input.png is your PNG file.
• output.ico is the generated ICO file.
• The icon:auto-resize parameter ensures that clear icons of different sizes are generated.
• ImageMagck is a powerful ICO file converter that supports a variety of file formats and adjustment options, which is very suitable for command line operations.

Method 2: Use png2ico

1. Install png2ico:
2. Download png2ico and add it to the system path for easy calling from the command line.
3. Perform command line conversion:
4. Enter the following command to merge multiple PNG files into one ICO file:

png2ico output.ico icon_16x16.png icon_32x32.png icon_48x48.png icon_256x256.png

PNGs of each size need to be prepared in advance.
output.ico is the output icon file.
png2ico is a lightweight ICO file converter that focuses on icon conversion and is fast and efficient to use.

Both command line tools are suitable as free ICO file converters. If you don't want to install multiple tools, ImageMagck is a more comprehensive choice, while png2ico is suitable for scenarios that focus more on ICO files. I hope these methods can help you!