When you install Pixel Experience on a Galaxy S6 Edge, you get:
Yes, it is legal. Custom ROMs are based on the Android Open Source Project (AOSP), which is free and open-source. However, installing one will void your Samsung warranty (if still applicable) and can permanently trigger the Knox counter, which may disable some Samsung-specific features like Samsung Pay. samsung galaxy s6 edge pixel experience
Migrating from TouchWiz to Pixel Experience offers three massive benefits: When you install Pixel Experience on a Galaxy