A:Answer Hi there.
Thank you for bringing this to our attention. I appreciate your taking the time to raise this inquiry regarding the 29 cu. ft. 4-Door Flex French Door Refrigerator with WiFi, AutoFill Water Pitcher & Dual Ice Maker.
Yes, you can use a surge protector if your area is prone to blackouts; please make sure the surge protector is grounded and can handle 120V, 60 Hz.
I highly recommend visiting this link for the reference guide:
Refrigerator has no power https://www.samsung.com/us/support/troubleshooting/TSG01109708/
If repair is needed, please take note of your warranty coverage:
https://www.samsung.com/us/support/service/warranty/RF29A9071SR/AA
One (1) year parts and labor
Five (5) years parts and labor on Sealed Refrigeration System Only (Compressor, Evaporator, Condenser, Drier, and Connecting Tubing)
Ten (10) years part and Five (5) years labor on Digital Inverter Compressor Only
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
Reference Number: 1144647017
Have a great day.
^Charles