The ICO icon is the website avatar. It appears in the address bar of IE when you open the website. Currently, most browsers support it. The most commonly used ie6.0 shows the ICO images added to the local favorites Website:
The vast majority of websites do not have ICO portraits, but it is hard to believe that they are a first-class website without ICO portraits, as if a person wore a formal dress but did not have a bow tie.
Below are some profile pictures of famous sites:
Most famous design websites pay more attention to ico icons:
Yi Product Design:
Dot line of sight
In fact, it is very easy to create ICO icons, mainly because few software support the ICO format. All the software that can be downloaded online to the ICO format is charged, and none of them can be used completely for free, the following method can be used to create your own ICO icon without spending money.
1: first use the drawing software, preferably fireworks, to create a 16*16 icon, save as GIF format;
2: Convert to this website ICO file: http://www.chami.com/html-kit/services/favicon/
3: Upload the file to the root directory of the website.
Now it's easy to add your website to favorites and open it again!