There are many great free SEO courses available online, but here are a few of the best:

• Yoast’s Free SEO Training for Beginners: This course is a great introduction to SEO for beginners. It covers the basics of SEO, such as keyword research, on-page optimization, and off-page optimization.
• Moz’s Free SEO Training Course: This course is a bit more advanced than Yoast’s course, but it still covers the basics well. It also includes some more advanced topics, such as link building and technical SEO.
• HubSpot’s SEO Training Course: This course is designed for businesses that want to learn how to use SEO to improve their website traffic. It covers topics such as keyword research, content marketing, and link building.
• SEMrush’s On-Page and Technical SEO Course: This course is a bit more technical than the other courses on this list, but it is a great resource for learning about the technical aspects of SEO.
• Coursera’s Search Engine Optimization (SEO) Specialization: This specialization is a more comprehensive course that covers all aspects of SEO. It is a great option for those who want to learn SEO in depth.

In addition to these free courses, there are also many great resources available online that can help you learn SEO. Some of these resources include:

• SEO blogs: There are many great SEO blogs that offer articles, tutorials, and tips on SEO. Some of my favorites include Search Engine Journal, Moz, and Ahrefs.
• SEO forums: SEO forums are a great place to ask questions and get help from other SEO professionals. Some of the most popular SEO forums include WebmasterWorld, SEO Chat, and BHW.
• SEO tools: There are many great SEO tools available that can help you with your SEO efforts. Some of my favorites include SEMrush, Ahrefs, and Moz.