Atheros installer for macOS Mojave and Catalina in LAN and Wireless 21,120 74 Posted June 5 53 minutes ago, makk said: Greeting, I did have 5ghz visibility and connection before. But now no more. What happened? Which kext should I revert back to, to get 5Ghz? Thank you 5GHz issue started with Mojave, prior to Mojave it was working but not anymore.