crwdns2934241:0crwdne2934241:0 Max Port

crwdns2947189:0crwdne2947189:0:

boot menu not appearing when holding alt

crwdns2934249:0crwdne2934249:0:

when i hold down alt/option, i just get a blank white screen and a cursor, no options for boot devices, internal drive has no os on it and am trying to boot from a usb

crwdns2866306:0crwdne2866306:0:

MacBook Unibody Model A1342

crwdns2915684:0crwdne2915684:0:

open