I have a new Apple Watch and it says my phone needs to be updated to version 13, but it my phone says it's up to date.
I just updated my phone to the 12.4 version, I have a new Apple Watch and it say my phone needs to be updated to the new version 13, but it says my phone is up to date just not to the 13 version how can I get it updated to the latest version??
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iPhone 6s Plus