gpu bricking

Well hello everybody my pc specs are : R5 5500 B450 mk gigabyte Rx 5500xt 8 gb 16 gb rams And 550w psu And the problem is actually i did a bios flash to the gpu that bricked it's bios but i used its same bios using gpu-z program, but thank god i made a copy of its bios before flashing it. So...