Hi BebeVelez,
We appreciate you sharing your experience with the fridge freezer not cooling enough, even after you troubleshoot the issue.
Please see pages 41 (Power Cool) and 73 of the manual for some tips to help improve the fridge freezer's performance.
Manual
https://downloadcenter.samsung.com/content/UM/202405/20240531052938543/FDR_RF6500C_4Door_MANUAL_WEB_DA68-04752P-00_EN-MES-CFR_240529.pdf
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 (1149022738) to help our team gather your information.
Have a great day.
^Charles