No, you can leave with a minor update. See the MSDN documentation for more information .
A small update can be used to add new functions and components, but they cannot reorganize the tree of component components. Minor updates provide product differentiation without identifying another product. a typical minor update includes all the fixes in previous minor updates combined in a patch. A small update is also commonly referred to as a Service Pack (SP) update.
In principle, you can update files without problems.