Firmware Unbrick Qualcomm Vivo Y28L, use tool flash AFTool
Rom Vivo Y28L – Android 4.4.4
Brand: Vivo – KTU84P dev-keys
Description: msm8916_32-user 4.4.4 KTU84P eng.compiler.20150506 dev-keys
Download Tool Flash and driver Links download for membership only
Firmware : PD1403L_A_1.15.1 – Links download for membership only
How to flash rom using AFTool
- Before you install a new ROM, always create a backup of your current ROM.
- Download AFTool from Links download for membership only
- Unpack AFTool, Setup and open tool AFTool
- Select Tab “Qualcomm Phone”
- At “fastboot_flash_all_file” and Select “fastboot_flash_all.bat” in ROM
- Click Download Button
- Turn off your phone, and replace it after some seconds (and don’t turn on the phone).
- and connect your phone into the computer via USB data cable.
- The process will start and a yellow progress bar.
- Wait for flashing process to complete