ArtM, noise from the microwave can be upsetting. Our goal is to help you. This guide explains microwave noises and offers troubleshooting steps. Please match the noise you hear from your microwave to the list of noises provided. If one prompts, kindly click on the embedded word. Samsung microwave is making unusual noises https://www.samsung.com/us/support/troubleshooting/TSG01001968/ 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 When you message us, please provide us with this reference number (1147569422) to help our team pull up your information. Have a great day. ^Camille