After replacing BT/WiFi card and cable, no Wifi hardware installedThe other week, all of a sudden, I got a message on the menu bar saying "Wifi: No hardware installed." This is on a...
回答“No Wifi, Bluetooth or Camera”I have a 15"MBP, mid-2010. All of a sudden last week the WiFi icon became greyed out with an "x" on it, and a message that said "Wifi: no device installed." The Bluetooth worked fine, as did the Ethernet port. I ordered and replaced both the Wifi card and the ribbon cable. No change. Not sure what else to try. It is really inconvenient not having WiFi. Raymond Steinbart