[SOLVED]Dell Inspiron 15 no wifi after kernel 4.15 update

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Multi_Pass
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Joined: Wed Jul 04, 2018 10:06 am

[SOLVED]Dell Inspiron 15 no wifi after kernel 4.15 update

Post by Multi_Pass »

Hi, When I boot into Windows the adapter works correctly.
I updated the kernel in the last day or two. I rebooted today and there is no wireless connection option.
Ethernet is working correctly.

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garrett@garrett-Inspiron-3543 ~ $ inxi -Fxz
System:    Host: garrett-Inspiron-3543 Kernel: 4.15.0-24-generic x86_64 (64 bit gcc: 5.4.0)
           Desktop: Cinnamon 3.6.7 (Gtk 3.18.9-1ubuntu3.3) Distro: Linux Mint 18.3 Sylvia
Machine:   System: Dell (portable) product: Inspiron 3543 v: A01
           Mobo: Dell model: 02YXPJ v: A00 Bios: Dell v: A01 date: 11/04/2014
CPU:       Dual core Intel Core i3-5005U (-HT-MCP-) cache: 3072 KB
           flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips: 7981
           clock speeds: max: 1900 MHz 1: 1123 MHz 2: 941 MHz 3: 937 MHz 4: 808 MHz
Graphics:  Card: Intel Broadwell-U Integrated Graphics bus-ID: 00:02.0
           Display Server: X.Org 1.18.4 drivers: (unloaded: fbdev,vesa) Resolution: 1366x768@60.04hz
           GLX Renderer: Mesa DRI Intel HD Graphics 5500 (Broadwell GT2)
           GLX Version: 3.0 Mesa 17.2.8 Direct Rendering: Yes
Audio:     Card-1 Intel Wildcat Point-LP High Definition Audio Controller driver: snd_hda_intel bus-ID: 00:1b.0
           Card-2 Intel Broadwell-U Audio Controller driver: snd_hda_intel bus-ID: 00:03.0
           Sound: Advanced Linux Sound Architecture v: k4.15.0-24-generic
Network:   Card-1: Broadcom BCM43142 802.11b/g/n bus-ID: 06:00.0
           IF: N/A state: N/A mac: N/A
           Card-2: Realtek RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller
           driver: r8169 v: 2.3LK-NAPI port: e000 bus-ID: 07:00.0
           IF: enp7s0 state: up speed: 100 Mbps duplex: full mac: <filter>
Drives:    HDD Total Size: 500.1GB (5.2% used) ID-1: /dev/sda model: WDC_WD5000LPVX size: 500.1GB
Partition: ID-1: / size: 194G used: 21G (12%) fs: ext4 dev: /dev/sda8
           ID-2: swap-1 size: 4.20GB used: 0.00GB (0%) fs: swap dev: /dev/sda9
RAID:      No RAID devices: /proc/mdstat, md_mod kernel module present
Sensors:   System Temperatures: cpu: 50.0C mobo: 27.8C
           Fan Speeds (in rpm): cpu: N/A
Info:      Processes: 205 Uptime: 6 min Memory: 1142.4/3856.9MB Init: systemd runlevel: 5 Gcc sys: 5.4.0
           Client: Shell (bash 4.3.481) inxi: 2.2.35 
garrett@garrett-Inspiron-3543 ~ $ 


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garrett@garrett-Inspiron-3543 ~ $ rfkill list all
0: hci0: Bluetooth
	Soft blocked: no
	Hard blocked: no
garrett@garrett-Inspiron-3543 ~ $ 

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garrett@garrett-Inspiron-3543 ~ $ iwconfig
lo        no wireless extensions.

enp7s0    no wireless extensions.

garrett@garrett-Inspiron-3543 ~ $ 

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garrett@garrett-Inspiron-3543 ~ $ lsusb
Bus 001 Device 006: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 005: ID 04f3:2012 Elan Microelectronics Corp. 
Bus 001 Device 004: ID 0a5c:21d7 Broadcom Corp. BCM43142 Bluetooth 4.0
Bus 001 Device 003: ID 0c45:670b Microdia 
Bus 001 Device 002: ID 8087:8001 Intel Corp. 
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
garrett@garrett-Inspiron-3543 ~ $ 

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garrett@garrett-Inspiron-3543 ~ $ lspci
00:00.0 Host bridge: Intel Corporation Broadwell-U Host Bridge -OPI (rev 09)
00:02.0 VGA compatible controller: Intel Corporation Broadwell-U Integrated Graphics (rev 09)
00:03.0 Audio device: Intel Corporation Broadwell-U Audio Controller (rev 09)
00:14.0 USB controller: Intel Corporation Wildcat Point-LP USB xHCI Controller (rev 03)
00:16.0 Communication controller: Intel Corporation Wildcat Point-LP MEI Controller #1 (rev 03)
00:1b.0 Audio device: Intel Corporation Wildcat Point-LP High Definition Audio Controller (rev 03)
00:1c.0 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #1 (rev e3)
00:1c.2 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #3 (rev e3)
00:1c.3 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #4 (rev e3)
00:1c.4 PCI bridge: Intel Corporation Wildcat Point-LP PCI Express Root Port #5 (rev e3)
00:1d.0 USB controller: Intel Corporation Wildcat Point-LP USB EHCI Controller (rev 03)
00:1f.0 ISA bridge: Intel Corporation Wildcat Point-LP LPC Controller (rev 03)
00:1f.2 SATA controller: Intel Corporation Wildcat Point-LP SATA Controller [AHCI Mode] (rev 03)
00:1f.3 SMBus: Intel Corporation Wildcat Point-LP SMBus Controller (rev 03)
06:00.0 Network controller: Broadcom Corporation BCM43142 802.11b/g/n (rev 01)
07:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller (rev 07)
garrett@garrett-Inspiron-3543 ~ $
Last edited by LockBot on Wed Dec 28, 2022 7:16 am, edited 4 times in total.
Reason: Topic automatically closed 6 months after creation. New replies are no longer allowed.
JeremyB
Level 21
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Posts: 13781
Joined: Fri Feb 21, 2014 8:17 am

Re: Dell Inspiron 15 no wifi after kernel 4.15 update

Post by JeremyB »

Download http://mirrors.kernel.org/ubuntu/pool/r ... _amd64.deb
Double click to install, then reboot
Multi_Pass
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Posts: 3
Joined: Wed Jul 04, 2018 10:06 am

Re: Dell Inspiron 15 no wifi after kernel 4.15 update

Post by Multi_Pass »

Thanks, wifi is working now.
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