Hi @Sariethv,
Thank you for reaching out and welcome to Microsoft Q&A.
Each version of SQL Server is backed by a minimum of 10 years support, which includes five years in mainstream support, and five years in extended support.
We can get the information from the article Bruce provided:
If you want to learn more information, you can check out this article!
Feel free to share your issue here if you have any confusion. Wish you have a nice day.
Best regards,
Lucy Chen
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