Hello,
Thank you for reaching out and sharing your feedback about your Samsung microwave. I understand you're having an issue with your microwave as it stopped working in less than 2 years. We do apologize for the inconvenience this has caused you. We are here to help.
To help you with this, I am providing this link https://www.samsung.com/us/support/troubleshooting/TSG01001963/ to guide you if your microwave is not heating or has stopped working.
In case of repair or replacement, please take note of this link https://www.samsung.com/us/support/service/warranty/ME16K3000AS/AA for the warranty coverage of your product.
Another link you may find useful is this one https://www.samsung.com/us/support/search/?query=microwave&referrerPageUrl=https%3A%2F%2Fwww.samsung.com%2Fus%2Fsupport%2F as it has all the troubleshooting guides, links, videos, and other resources you might need for your Samsung microwave.
Should you need more assistance, please feel free to get back to us via the following options:
1. Facebook Messenger: http://m.me/samsungsupport
2. Twitter: https://twitter.com/messages/compose?recipient_id=18768513
3. Samsung Community: https://us.community.samsung.com/t5/Samsung-Community/ct-p/us
Your reference number is 1144587603.
-Noraina