For those of you who want to install the Galaxy S9 Oreo ROM, Sac23’s S9 Ported ROM for your Galaxy S7 or S7 Edge, here’s a step-by-step guide you can follow. This is a guide for anyone who has a Galaxy S7 or S7 Edge model that is supported, you do NOT need to root your phone using this method (although the ROM will give you root). Installing this ROM will give you all software features of the Galaxy S9 Oreo ROM(pretty much all) as this is a “port” straight from a real Galaxy S9. Your life will change and you will be able to get S9 features without paying for it. Dead serious.