Help Oppo A3s (CPH1853) Dead Boot Repir But Not Write security file And Imei Null Baseband Unknown solution plzz

[gsmhasan420]

Oppo A3s (CPH1853) Dead Boot Repir
But Not Write security file And Imei Null Baseband Unknown
another solution please​

 

[Ihsan786k]

write qcn file

 

[neeraj kushwah]

how to write qcn file
possible ufi box

 

[Shariqroy]

Qpst write qcn file

 

[rafibn]

Oppo a3s cph1803 i flash ufi box after flash imei null baseband unknown plz help me