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HP probook 4530s ,windows 10,gtx 1070

i can't use my egpu while booting,i have to plug it after booting,it gets detected,i have done DSDToveride,cleaned the driver with DDU and i have applied ******'s script 43 fixer,

even after that i am getting error 43.please help.

 

i am using expesscard. gen 1 in bios.

its a galax 1070exocsniper

Psu cx450

 

LED of gpu is turned on but fans are not spinning.

Also windows cant boot with egpu plugged in.

my dgpu has fried so i have disabled it in bios...now it's perfect time for EGPU.......Could you calculate what is my TOLUD? Thanks advance