AHCI TO IDE WIN 10

BOOT TO SAFE MODE VIA RECOVERY/TROUBLESHOOT MODE

HKEY_LOCAL_MACHINE_System_CurrentControlSet_Services_iaStor
HKEY_LOCAL_MACHINE_System_CurrentControlSet_Services_iaStorV

FIND KEY  “START” change values from 0 To 1

Now navigate to

HKEY_LOCAL_MACHINE_System_CurrentControlSet_Services_PciIde
,then change the start value to “0”

ALSO

HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\iaStorAVC\StartOverride

FIND KEY  “0” change values from 3 To 0

REBOOOT