Oppo a39 unlock failed

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: COM33
>>> Device driver identification:
MediaTek USB Port
>>> Mobile Has Connect...
CPU_NAME: MT6755
>>> Reading Mobile Hardware Info...Success
HW_Inf: 8A00 SW_Inf: CB00
>>> Initialization Mobile ...Success
>>> Downloading Boot1 To Mobile Phone...Success
Mobile phone status:SYNC...
Mobile phone status swtich to :brom...Success
Success
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can someone please help .....
i think cant bypass the bootloader , or have any test point for this OPPO A39?

regards