Unable to See 5GHz Networks

New to Manjaro and relatively new to Linux. After a fresh install of Plasma KDE I can see 2.4Ghz networks, but not 5. Hope someone can help. Been through the forum but haven’t been able to solve my problem. Here are my configurations:

Network: Device-1: Broadcom NetXtreme BCM57786 Gigabit Ethernet PCIe driver: N/A port: N/A bus-ID: 02:00.0
chip-ID: 14e4:16a3 class-ID: 0200
Device-2: Broadcom BCM4331 802.11a/b/g/n vendor: Apple AirPort Extreme driver: bcma-pci-bridge v: N/A modules: bcma
bus-ID: 03:00.0 chip-ID: 14e4:4331 class-ID: 0280
IF-ID-1: wlp3s0b1 state: up mac: