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You have completed (UPI) Chapter 1: Foundations of HTML and Web Development!

Instruction

Validating HTML Files

The W3C Markup Validation Service is a widely-used tool for HTML validation. Here’s how to use it:

  1. Access the Validator:
  2. Choose How to Validate:
    • By URI: Enter the URL of a hosted HTML file on the Validate by URI tab.
    • By File Upload: Click Browse...