Favicon Tool - Guide

The Favicon Tool turns an image, including an AI-generated one, into all the favicon files your website needs.

Ways to generate

There are two ways:

  1. Upload flow: upload your own image and generate favicons
  2. AI flow: create an image from a prompt or URL and generate favicons from it

Requirements

Use a square image with a clearly recognizable motif. From 512×512 pixels it becomes usable, bigger doesn't hurt.

Tip: At 16×16 pixels you can't see details anymore. A plain logo works much better there.
The Favicon Tool with image upload and AI image generation
The Favicon Tool with image upload and AI image generation

Option A: Upload flow

  1. Open Favicon Tool
  2. Under Upload image, choose your logo
  3. Click Generate favicons
  4. Then download the ZIP or individual files

Option B: AI flow

  1. Open the AI image generation area on the right side of the tool
  2. Enter either a prompt or a crawl URL
  3. Click Generate image with AI
  4. Check the preview and click Use image
  5. SEOFuxx creates the favicons from it

Files currently generated

  • favicon.ico
  • favicon-16x16.png
  • favicon-32x32.png
  • favicon-48x48.png
  • apple-touch-icon.png
  • android-icon-192x192.png
  • android-icon-256x256.png
  • android-icon-512x512.png
  • badge-72x72.png
  • maskable_icon.png
  • push-192x192.png

Adding them to your HTML

These tags belong in the <head> as a minimum:

<link rel="icon" href="/favicon.ico" sizes="any" />
<link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png" />
<link rel="icon" type="image/png" sizes="16x16" href="/favicon-16x16.png" />
<link rel="apple-touch-icon" href="/apple-touch-icon.png" />

Check after adding

Clear the browser cache, reload the page and look at the tab icon. On your phone, take a look at the mobile display as well.

Common problems

Favicon does not update

  • Do a hard reload (Ctrl+F5)
  • Try an incognito window too
  • Clear the CDN or server cache if you use one

AI image does not fit

  • Phrase the prompt more precisely
  • Try a diffrent crawl URL
  • Generate a new AI image and use that one instead
Note: New favicons often take a while to show up in search results. That's down to Google, not you.

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