ROM stock cho Vivo U20 (PD1941F) DOWNLOAD: PD1941F_EX_A_1.70.5_LA.UM.7.9.r1-01900-sm6150_Split_QPST.zip / OneDrive PD1941F_EX_A_1.70.4_LA.UM.7.9.r1-01900-SM6150_Split_QPST.zip / OneDrive PD1941F_EX_A_1.5.4_LA.UM.7.9.r1-01900-SM6150_QPST.zip / ...