keyboard and track pad not working after EFI write from another DUMP


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4 years 7 months ago - 4 years 7 months ago #11500 by sanath-peiris
dear friends i have a mac book air A1465 (  pcb id 820-3435b )

i have read the original back up but some DATA string is missing so i write another backup 
macbook boot is OK but the Keyboard and Track pad only work at START UP MENU

if i select online recovery or system boot keyboard and track pad are not working  
external moue and keyboard are ony working

please help me to fix this 

thanks in advance
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Last edit: 4 years 7 months ago by sanath-peiris.

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