i suggest adding a button at the beginning of these processes with "i have done this before, i am sure" and less text and just a second confirmation, and make the "easy mode" pages shorter, with progress buttons that don't activate until a few seconds pass, to pass through three or four pages of warnings and explanations

newbies need to understand that all this has a cost, and experienced users already know, and this is the best way to account for both user types