The three methods we’ll take a look at are classified as the ‘Pause and Swap’ way of swapping filament spools, printing objects in a number of pieces, and working with rainbow filament to generate elements using a fulfilling color transition. It's also possible to paint your model soon after printing, https://singlescruise89145.digitollblog.com/29482516/an-unbiased-view-of-multicolored-3d-printer