That is a large enough change in itself, however it was likewise Rocket League Credits declared that the game would be adjusted to help cross-stage movement, which means you can begin playing on one stage (like your Switch) and carry on where you left off on another (state, PC).
Presently, the designer has broadly expounded on how this will all function, including how you'll require an Epic Games Account, what things will be available cross-stage, and how player-to-player exchanging will work. The initial step will be to connect your records on update day, as nitty gritty underneath.
Rocket League's cross-stage movement is made conceivable with an Epic Games Account. In this way, making one or marking into your current Epic Games Account is the initial step of the cycle. You'll be incited to do this when you fire up Rocket League unexpectedly after the update. When that is finished, there are two or three distinct approaches to interface your Rocket League stages to your Epic Games Account and complete the cycle for cross-stage Buy Rocket League Items movement.