Hello,
Thank you for posting in Q&A forum.
I have found a learning link for you, please refer to it
https://www.codecademy.com/learn/learn-c-sharp
Please Note: This response contains links to third parties, which we provide for convenience of reference, and Microsoft cannot guarantee the validity of any information and content in this link.
I hope it can be helpful to you. Wishing you a smooth learning journey
Best regards,
Jill Zhou
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