Galaxy S9 & S9 Plus Root Q&A

About the Galaxy S9 & S9 Plus Root Q&A category (1)
How to Root Galaxy S9/S9+ on Android 9.0 Pie! ( 2 ) (33)
Android Pie 9.0 for Galaxy S9/S9 Plus! [Pixel Experience GSI ROM] (16)
How to Root Galaxy S9 & S9 Plus! [Exynos] ( 2 ) (30)
Samsung galax S9 downgrade to Oreo from Pie (1)
How to Unroot S9 or S9 Plus w/ Stock Firmware! (7)
How to install Magisk root from LineageOS 15.1 custom rom (3)
S9+ turnoff when i press menu (1)
S9 rom for S7edge (12)
Only Official Released Binaries Are Allowed To Be Flashed after rebooting, after rooting (3)
Google portrait (1)
How to Install TWRP & Root w/ Magisk on Samsung Android! [UNIVERSAL METHOD] [Android Root 101 #2] (1)
Is there a root or bootloader unlock for s9+ (1)