crwdns2934241:0crwdne2934241:0 mayer

crwdns2934249:0crwdne2934249:0:

Still need to know your exact model to get you to the correct guide.  Sounds like you used a hard wire connection to do the download.  Go under the Apple to about this Mac > System Report > WiFi and see if the Wi-Fi card is even being seen.

crwdns2915684:0crwdne2915684:0:

open