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The explanation I got for this issue is during cooking operation the power of the microwave is diverted more for cooking which diminishes the power towards the fan. That's why you can only get 2 speeds instead of 4 during cooking.
Sorry, there was a problem. Please try again later.Samsung understands that this is frustrating and would love to help. Here is a link that we hope is helpful in getting this resolved (https://bit.ly/3axZPVC). ^Lo
Sorry, there was a problem. Please try again later.I cannot read the complete answer and therefore cannot open the link Samsun said would resolve this issue. Therefore the microwave is going back. I will buy one from a different manufacturer.
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