UNLOCK DEMO VIVO Y21s Tanpa BOX

Bahan :

1. Download TOOL UNLOCK DEMO VIVO Y21S
2. Driver bila belum punya instal dulu driver mtknya disini
3. Konfirmasi pass sms / wa only 0822-1163-1565 , Mahar pulsa 25k

Cara Kerja :

1. *#558#
2. pencet enable no.1 paling atas

3. enable usb debug+oem

4. matikan hp
5. klik remove demo
6. colok kabel
7. tunggu selesai
8. restart hp vol- on
done