Smart Flasher is a simple app that mainly aims to make flashing recovery zips much easier even without using custom recovery.
Supported Android
{6.0 and UP}
Supported Android Version:-
Marshmallow (6.0 – 6.0.1) – Nougat (7.0 – 7.1.1) – Oreo (8.0-8.1) – Pie (9.0)