User Activity

I want to move my SIM to a new Samsung handset (already purchased). I want to keep my apps and content (photos etc.). I think there is an easy way to do this. Can you point me to the instructions, please?
A couple of days ago, having bought tickets for a concert, I received a text from the ticket suppier, TicketSource, with a link through which I could access the tickets. As the tickets were actually for other members of my family I forwarded the text...