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International model phone compatibility?
I see the Galaxy S20 Ultra 5G is compatible. I am looking at the international version of the same phone. Most Samsung international versions do say they are AT&T compatible but I can't confirm this one. Please help.
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Constructive
Former Employee
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32.9K Messages
3 years ago
This is AT&T's unlocked device list:
https://www.att.com/idpassets/images/support/wireless/Service-Capabilities-Unlocked-Devices-ATT-Network.pdf
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GLIMMERMAN76
ACE - Expert
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23.9K Messages
3 years ago
Only made for US Samsung devices will work on ATT so don't waste your money! It has to be a U or U1 model phone
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