Unable to install TWRP on N910F

So I have tried to install TWRP 2.8.7.0 with both ODIN 3.07 and 3.10 but even though it showed "PASS" and now issues, stock recovery comes up and not TWRP... I'm on N910FXXU1COH4 5.1.1 if that matters.. Please, any help is appreciated..