Working fine till yesterday, and then after Update Manager did its regular maintenance, Wifi went away.
Kindly help
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aurobindo@aurobindo-Inspiron-3542 ~ $ inxi -nn
Network: Card-1: Broadcom BCM43142 802.11b/g/n driver: bcma-pci-bridge
IF: N/A state: N/A mac: N/A
Card-2: Realtek RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller
driver: r8169
IF: enp7s0 state: down mac: 20:47:47:1f:aa:21
aurobindo@aurobindo-Inspiron-3542 ~ $ rfkill unblock wifi
aurobindo@aurobindo-Inspiron-3542 ~ $ iwlist scan
lo Interface doesn't support scanning.
enp7s0 Interface doesn't support scanning.
aurobindo@aurobindo-Inspiron-3542 ~ $ ifconfig
enp7s0 Link encap:Ethernet HWaddr 20:47:47:1f:aa:21
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:1760 errors:0 dropped:0 overruns:0 frame:0
TX packets:1760 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:139664 (139.6 KB) TX bytes:139664 (139.6 KB)