See previous pages.. Go to a rom with bootloader unlocked via miflash. UlFlash twrp (3.0.2) I think. Flash 6.12.22, flash firmware 7.2.9, flash twrp libra 7, flash rom 7.9.14. Unlock bootloader if locked. Flash 7.10.26. Flash latest.
I had something like this working for me.
Good luck!
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