I think you bought the international version, i was going to buying s24 ultra which was 25bd cheaper than the original price, but thn i asked about the version he said its international because , it doesn't support samsung wallet . Check if you have ...

Wait for the security update , was happening with my s24 ultra but now they fixed it.

You have cloned it delete 455

U need to turn off some setting for better battery life

Original i have same