How to find missing alt attributes for images?

Finding Missing Alt Attributes for Your Web Images

Method 1: Works with all CMS (Video Tutorial)

Method 2: Works only on Webflow

An alt attribute is a descriptive tag for an image on your website. It helps search engine algorithms understand what your image represents (because yes, search engines still lack the ability to see and read code).

Why are Alt Attributes Important?

‍Helps Search Engines
Enhances Your Website's Accessibility: Alt attributes enable audio descriptions of what the image conveys for visually impaired individuals, for example.

What are the benefits for the SEO of your website in having well-defined Alt attributes?

‍Rank Higher in search engine queries.
‍Index Your Images for image searches on search engines
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Method 1: Use the Chrome Extension: Detailed SEO Extension

Are you into SEO? Then you’re probably familiar with the Detailed SEO extension. If not, download it now because it will become your best friend! One of its features allows you to check and extract a CSV file of images missing the alt attribute.
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Download the Chrome Extension Detailed SEO Extension
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Chrome Web Store: Detailed SEO Extension

Go to the webpage you want to analyze and launch the extension by clicking on it!
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How to use Detailed SEO Extension on page

Click on the Images tab in the extension interface

Image interface tutorial - How to use Detailed SEO Extension

Results and Audit Report
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Export the audit to a CSV file (if you have images without alt)

Super easy. Just click on: Export Incomplete Images
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Open your CSV report and identify the images with missing alt attributes

Once you open your CSV file, easily identify the missing images with empty cells.
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You have now identified all your images with a missing alt attribute!
Just correct them and wait for your SEO results to climb, bringing your site closer to the top.