deve ser driver antigo, acho que não funciona no High Sierra
da próxima vez compre esse
http://www.tp-link.com/br/products/details/cat-11_TL-WN725N.html
barato e funciona do ML até High Sierra
Extract ur original tables, press F4 in Clover boot screen, files generated in Clover/Acpi/Origin
try
CLOVER.zip
if u have a problem, press O key in Clover boot screen, go to Acpi Patching/DSDT Name and put DSDT02.aml