Oppo a83 passcode remove done
 

oppo a83 new security passcode remove with test point

Disconnect Mobile...
Re-Put the Mobile Bettery...
Then Connect your Phone to Computer again....
Please Make sure Mobile better has Power...
>>> Searching Mobile Port...
Get Mobile Port is: COM238
>>> Device driver identification:
MediaTek USB Port
>>> Mobile Has Connect...
CPU_NAME: MT6763
>>> Reading Mobile Hardware Info...Success
HW_Inf: 8A00 SW_Inf: CA01
>>> Initialization Mobile ...>>> Sending Auth File To Mobile...Success
>>> Downloading Boot1 To Mobile Phone...Success
Mobile phone status swtich to :brom...Success
Make sure Mobile status has in :brom...
Init Mobile BOOT2 ...
=====================Flash Type(eMMC)==============
Flash Size: 0x0000000747C00000 -> 29820M
Flash ID: 0x150100474436424D
Flash Name: Samsung_Unknow
Flash symbol: GD6BMB
>>> Swich Mobile to Hight Speed Re\Wr Port...
Get Mobile Port is: COM267
>>> Device driver identification:
MediaTek DA USB VCOM (Android)
>>> Reading Mobile Map Data...Success
>>>>Writeing Mobile data userdata ...
Corresponding operation completed!!!

Thanks teacher Zhulianqi and MRT team

thank you .

after formate only charging simbol only not on mobile