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HP HP Probook 640 G1- Inventec 6050A2566302-MB-A02

sir this laptop is only this problem pls help me
View attachment 178978
Programming bios other or Programming tool this
 
ok step by step video u have
Programming bios other or Programming tool this
i dont understand pls video
 
hi sir , i have a hp laptop 640 G1 , it was locked bios. but when remove bios ic , pin no 3 can not detect with programer.
i tried many firmware but not on .
Serial no is 5CG5090YSW .
HP 640 G1.
I NEED A GOOD FIRMWARE PLS .
 
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