The purpose of a compound is not to remove old sealants.
What’s the color and condition of the paint?
Car wash swirls? Holograms?
Atikovi’s “general order” is fairly close depending on the paint condition.
Wash, clay, correct as needed, polish, sealant.
Menzerna/Jescar has a newer version of the “Power Lock Plus” called “Power Lock + Ultra.”
Jescar says it adds “ceramic technology” to the SiO2 in the previous formula.