you need
  • finished image for the icon, or any graphic editor to create it.
Guide
1
Choose the right image from which to create the icon favicon.ico.

- square image

- small

- simple, no small parts

- file size - no more than 300 KB.
better to use one easily recognizable object with sharp edges and contrasting background.For example, a company logo or other simple images.
You can create this picture yourself using any graphics editor.

can choose multiple images, and then choose from the best of the resulting icon.
2
Create icons.

There are many online services that offer such a service.Ask a search on any search engine the words «favicon.ico».Select the service you like.
Let us consider the example of the creation of icons on site favicon.ru.

- Go to the website.

- A window of creating icons.Click "Browse ..." and select the file on your computer that you want to convert to favicon.ico.

- Click "Create favicon.ico!»
- A window - type of address bar with the resulting icon.

- If the result you like - click "Download favicon.ico!».In the resulting window, select the download "Save" to save to your hard drive icon.
If you want to change something:

- click "Edit icon" - and then in the simple graphical editor, make your changes.

- or select the "Create another icon" - and try to build it from another file.
3
adds an icon to your website.
Upload icon in the root directory of your website.

- for example, "www" or "public_html".If you do not know the exact path to the root directory - ask him to support services.
Prescribe on every page between the tags and the two lines:
(Now this step is optional. Browsers can find favicon.ico and without these lines).