While I can't provide direct links to specific courses, you can find free C# courses on Udemy by following these steps:
1. Go to the Udemy website (You do not have permission to view the full content of this post.Log in or register now.).
2. In the search bar at the top of the page, type in "C#".
3. Once the search results load, look for the filter options on the left side of the page.
4. Under the "Price" filter, select "Free" to see only the free C# courses available on Udemy.
5. Browse through the list of free C# courses and choose the one that best fits your needs.
Keep in mind that the availability of free courses on Udemy may vary, so it's a good idea to check back regularly if you don't find a suitable course right away.