Download Vivo X21 PD1728F Flash File
PD1728F_EX_A_1.13.2_vivo_qcom_LA.UM.6.2.r1-04300-sdm660_split_filewale.com.rar
X21_PD1728F_EX_A_6.7.7_vivo_qcom_LA.UM.7.2.r1-00600-sdm660_filewale.com.7z