Hi Alex,
Yes, the doors of this Samsung refrigerator model can be removed to fit tighter entranceways. I have shared this model's user manual link below. Please visit the link and turn to pages 26 to 32 for a glance at how to remove and re-install the doors of this refrigerator model.
https://downloadcenter.samsung.com/content/UM/202405/20240531053524129/FDR_RF6500C_3Door_MANUAL_WEB_DA68-04752Q-00_EN-MES-CFR_240529.pdf
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When you message us, please provide us with this reference number 1147443288 to help our team pull up your information.
Leo