طلب ممكن ملف acer b3-a20 da file




1. Make sure device is powered off. Power off, if need. Wait 20 seconds after
2. Insert USB cable in phone
Waiting for device connection ...


PTFN : MediaTek PreLoader USB VCOM_V1632 (Android) (COM198)
MODE : PRELOADER PORT
PORT : 198
Waiting BOOT ack ...
PRELOADER : ACK confirmed!
BROM : Init BROM
BROM init passed!
CHIP : MT8163 , SBID : 0x8A00 , HWVR : 0xCB00 , SWVR : 0x0001
TYPE : LEGACY MTK
BROM : SecLevel : 0x00000000
BROM : SecMode : PLAIN [+PRL]
BROM : PRELOADER PORT
MODE : CM2 Secure Boot File Oreo 8.0 latest 2018 : DA | Manual : Enabled
AGENT : Look for suitable BootChain in DA ...
AGENT : DA_SWSEC_A10H.bin
AGENT : Found MT8163
AGENT : MTK_DOWNLOAD_AGENT
BROM : Sending 1st DA ...


BROM : 0x00002001 : DA SEND ERROR!
ERROR : SECURE BOOT : MISMATCH BOOT SIGNATURE!
INFO : PRELOADER Level : Connect device in BROM mode!


Error : Fail to init protocol!
Remove battery, cable. Check cable/connection/driver! Check SW hint! Repeat operation!


Reconnect Power/Cable!