wifi not working on Acer Swift sf314-58
The wifi card is sometimes recognized after rebooting and showed in the configuration menu but don´t detect any wifi network. Other times isn't loaded.
I am on Ubuntu 22.04 kernel version 5.19.0-35-generic
As you can see in the output that I am pasting my system is in Spanish.
The output of the command indicated at step 2 in https:/
pamela@
sudo: orden no encontrada
[sudo] contraseña para pamela:
*-network
descripción: Network controller
producto: Comet Lake PCH-LP CNVi WiFi
fabricante: Intel Corporation
id físico: 14.3
información del bus: pci@0000:00:14.3
versión: 00
anchura: 64 bits
reloj: 33MHz
capacidades: pm msi pciexpress msix bus_master cap_list
recursos: irq:16 memoria:
*-network
descripción: Ethernet interface
id físico: f
información del bus: usb@2:3
nombre lógico: enxa0cec8f12adc
serie: a0:ce:c8:f1:2a:dc
tamaño: 100Mbit/s
capacidad: 1Gbit/s
capacidades: ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
0: acer-wireless: Wireless LAN
Soft blocked: no
Hard blocked: no
lo Interface doesn't support scanning.
enxa0cec8f12adc Interface doesn't support scanning.
cat: /etc/network/
DISTRIB_ID=Ubuntu
DISTRIB_
DISTRIB_
DISTRIB_
00:14.3 Network controller [0280]: Intel Corporation Comet Lake PCH-LP CNVi WiFi [8086:02f0]
Subsystem: Intel Corporation Wi-Fi 6 AX201 160MHz [8086:0074]
Kernel driver in use: iwlwifi
Bus 002 Device 003: ID 0bda:8153 Realtek Semiconductor Corp. RTL8153 Gigabit Ethernet Adapter
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 004: ID 04f2:b5c5 Chicony Electronics Co., Ltd HD WebCam
Bus 001 Device 003: ID 1c7a:0570 LighTuning Technology Inc. EgisTec Touch Fingerprint Sensor
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
STATE CONNECTIVITY WIFI-HW WIFI WWAN-HW WWAN
conectado total activado activado activado activado
ruta H/W Dispositivo Clase Descripción
=======
/0 bus Strongbow_CM
/0/0 memory 128KiB BIOS
/0/4 processor Intel(R) Core(TM) i7-10510U CPU @ 1.80GHz
/0/4/5 memory 256KiB L1 caché
/0/4/6 memory 1MiB L2 caché
/0/4/7 memory 8MiB L3 caché
/0/d memory 12GiB Memoria de sistema
/0/d/0 memory 4GiB SODIMM DDR4 Síncrono 2667 MHz (0,4 ns)
/0/d/1 memory 8GiB SODIMM DDR4 Síncrono 3200 MHz (0,3 ns)
/0/100 bridge Comet Lake-U v1 4c Host Bridge/DRAM Controller
/0/100/2 /dev/fb0 display CometLake-U GT2 [UHD Graphics]
/0/100/4 generic Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor Thermal Subsystem
/0/100/12 generic Comet Lake Thermal Subsytem
/0/100/14 bus Comet Lake PCH-LP USB 3.1 xHCI Host Controller
/0/100/14/0 usb1 bus xHCI Host Controller
/0/100/14/0/5 generic EgisTec Touch Fingerprint Sensor
/0/100/14/0/7 input13 multimedia HD WebCam: HD WebCam
/0/100/14/1 usb2 bus xHCI Host Controller
/0/100/14/1/3 generic USB 10/100/1000 LAN
/0/100/14.2 memory RAM memory
/0/100/14.3 network Comet Lake PCH-LP CNVi WiFi
/0/100/15 bus Serial IO I2C Host Controller
/0/100/15.1 bus Comet Lake Serial IO I2C Host Controller
/0/100/16 communication Comet Lake Management Engine Interface
/0/100/17 storage Comet Lake SATA AHCI Controller
/0/100/1c bridge Comet Lake PCI Express Root Port #1
/0/100/1c.4 bridge Comet Lake PCI Express Root Port #5
/0/100/1c.4/0 display GP108M [GeForce MX250]
/0/100/1d bridge Comet Lake PCI Express Root Port #9
/0/100/1d.4 bridge Comet Lake PCI Express Root Port #13
/0/100/1d.4/0 /dev/nvme0 storage WDC PC SN520 SDAPNUW-512G-1014
/0/100/1d.4/0/0 hwmon3 disk NVMe disk
/0/100/1d.4/0/2 /dev/ng0n1 disk NVMe disk
/0/100/1d.4/0/1 /dev/nvme0n1 disk 512GB NVMe disk
/0/100/1d.4/0/1/1 volume 511MiB Windows FAT volumen
/0/100/1d.4/0/1/2 /dev/nvme0n1p2 volume 476GiB partición EXT4
/0/100/1f bridge Comet Lake PCH-LP LPC Premium Controller/eSPI Controller
/0/100/1f/0 system PnP device PNP0c02
/0/100/1f/1 system PnP device PNP0c02
/0/100/1f/2 system PnP device PNP0c02
/0/100/1f/3 system PnP device PNP0c02
/0/100/1f/4 system PnP device PNP0b00
/0/100/1f/5 generic PnP device INT3f0d
/0/100/1f/6 input PnP device PNP0303
/0/100/1f/7 system PnP device PNP0c02
/0/100/1f/8 system PnP device PNP0c02
/0/100/1f.3 card0 multimedia Comet Lake PCH-LP cAVS
/0/100/1f.4 bus Comet Lake PCH-LP SMBus Host Controller
/0/100/1f.5 bus Comet Lake SPI (flash) Controller
/1 input0 input Lid Switch
/2 input1 input Sleep Button
/3 input10 input Intel HID events
/4 input11 input Intel HID 5 button array
/5 input12 input Acer WMI hotkeys
/6 input14 input ELAN0504:00 04F3:3091 Mouse
/7 input16 input ELAN0504:00 04F3:3091 Touchpad
/8 input17 input Video Bus
/9 input18 input Video Bus
/a input19 input sof-hda-dsp Front Headphone
/b input2 input AT Translated Set 2 keyboard
/c input20 input sof-hda-dsp HDMI/DP,pcm=3
/d input21 input sof-hda-dsp HDMI/DP,pcm=4
/e input22 input sof-hda-dsp HDMI/DP,pcm=5
/f enxa0cec8f12adc network Ethernet interface
Linux pamSF31458G 5.19.0-35-generic #36~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Fri Feb 17 15:17:25 UTC 2 x86_64 x86_64 x86_64 GNU/Linux
sudo: updatedb: orden no encontrada
dmesg: fallo al leer el «buffer» del núcleo: Operación no permitida
Release Date: 09/11/2019
Manufacturer: Acer
Product Name: Swift SF314-58G
Serial Number: NXHPKAL00293901
Manufacturer: CM
Product Name: Strongbow_CM
Serial Number: NBHPL1100393900
Manufacturer: Acer
Serial Number: NXHPKAL00293901
Manufacturer: Intel(R) Corporation
Serial Number: To Be Filled By O.E.M.
Manufacturer: Samsung
Serial Number: 00000000
Module Manufacturer ID: Bank 1, Hex 0xCE
Module Product ID: Unknown
Memory Subsystem Controller Manufacturer ID: Unknown
Memory Subsystem Controller Product ID: Unknown
Manufacturer: 859B
Serial Number: E37D5D8F
Module Manufacturer ID: Bank 6, Hex 0x9B
Module Product ID: Unknown
Memory Subsystem Controller Manufacturer ID: Unknown
Memory Subsystem Controller Product ID: Unknown
Debug Use USB(Disabled:
lo no wireless extensions.
enxa0cec8f12adc no wireless extensions.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
/etc/modprobe.
cat: /var/lib/
sudo: hwinfo: orden no encontrada
root 609 0.1 0.1 270824 19984 ? Ssl 11:19 0:03 /usr/sbin/
root 618 0.0 0.1 49708 21024 ? Ss 11:19 0:00 /usr/bin/python3 /usr/bin/
root 679 0.0 0.0 17676 11260 ? Ss 11:19 0:00 /sbin/wpa_
pamela 2834 1.1 0.9 33963808 117852 ? Sl 11:20 0:33 /opt/google/
pamela 5215 0.0 0.0 17884 2412 pts/0 S+ 12:09 0:00 grep --color=auto -E wpa|icd|etwork
No se ha encontrado la orden «netstat», pero se puede instalar con:
sudo apt install net-tools
# This is /run/systemd/
# Do not edit.
#
# This file might be symlinked as /etc/resolv.conf. If you're looking at
# /etc/resolv.conf and seeing this text, you have followed the symlink.
#
# This is a dynamic resolv.conf file for connecting local clients to the
# internal DNS stub resolver of systemd-resolved. This file lists all
# configured search domains.
#
# Run "resolvectl status" to see details about the uplink DNS servers
# currently in use.
#
# Third party programs should typically not access this file directly, but only
# through the symlink at /etc/resolv.conf. To manage man:resolv.conf(5) in a
# different way, replace this symlink by a static file or a different symlink.
#
# See man:systemd-
# operation for /etc/resolv.conf.
nameserver 127.0.0.53
options edns0 trust-ad
search .
total 180056
8519681 drwxr-xr-x 4 root root 4096 mar 20 09:58 .
2 drwxr-xr-x 20 root root 4096 ago 29 2022 ..
8519697 -rw-r--r-- 1 root root 269885 ene 30 12:44 config-
8519695 -rw-r--r-- 1 root root 270020 feb 17 11:31 config-
1 drwx------ 3 root root 4096 dic 31 1969 efi
8650753 drwxr-xr-x 5 root root 4096 mar 20 09:58 grub
8519684 lrwxrwxrwx 1 root root 28 mar 9 11:37 initrd.img -> initrd.
8519699 -rw-r--r-- 1 root root 72925296 mar 9 11:38 initrd.
8519702 -rw-r--r-- 1 root root 73088788 mar 15 16:34 initrd.
8519685 lrwxrwxrwx 1 root root 28 mar 9 11:37 initrd.img.old -> initrd.
8519687 -rw-r--r-- 1 root root 182800 feb 6 2022 memtest86+.bin
8519688 -rw-r--r-- 1 root root 184476 feb 6 2022 memtest86+.elf
8519689 -rw-r--r-- 1 root root 184980 feb 6 2022 memtest86+
8519694 -rw------- 1 root root 6429633 ene 30 12:44 System.
8519693 -rw------- 1 root root 6430111 feb 17 11:31 System.
8519696 lrwxrwxrwx 1 root root 25 mar 9 11:37 vmlinuz -> vmlinuz-
8519698 -rw------- 1 root root 12186376 ene 30 12:46 vmlinuz-
8519700 -rw------- 1 root root 12187720 feb 17 11:33 vmlinuz-
8519701 lrwxrwxrwx 1 root root 25 mar 9 11:37 vmlinuz.old -> vmlinuz-
This command has been replaced with 'pro security-status'.
2698 packages installed:
1998 packages from Ubuntu Main/Restricted repository
675 packages from Ubuntu Universe/Multiverse repository
22 packages from third parties
3 packages no longer available for download
To get more information about the packages, run
pro security-status --help
for a list of available options.
This machine is receiving security patching for Ubuntu Main/Restricted
repository until 2027.
This machine is NOT attached to an Ubuntu Pro subscription.
Ubuntu Pro with 'esm-infra' enabled provides security updates for
Main/Restricted packages until 2032.
Ubuntu Pro with 'esm-apps' enabled provides security updates for
Universe/Multiverse packages until 2032 and has 16 pending security updates.
Try Ubuntu Pro with a free personal subscription on up to 5 machines.
Learn more at https:/
No se ha encontrado la orden «check-
sudo apt install debian-
% Total % Received % Xferd Average Speed Time Time Time Current
100 288k 100 288k 0 0 26529 0 0:00:11 0:00:11 --:--:-- 76926
Done.
Module Size Used by
tls 118784 1
rtl8xxxu 155648 0
rtl8192cu 110592 0
rtl_usb 20480 1 rtl8192cu
rtl8192c_common 86016 1 rtl8192cu
rtlwifi 122880 3 rtl8192c_
r8153_ecm 16384 0
cdc_ether 24576 1 r8153_ecm
usbnet 53248 2 r8153_ecm,cdc_ether
r8152 118784 1 r8153_ecm
mii 20480 2 usbnet,r8152
nvidia_uvm 1232896 2
snd_ctl_led 24576 0
snd_soc_skl_hda_dsp 28672 6
snd_soc_
snd_soc_hdac_hdmi 36864 1 snd_soc_skl_hda_dsp
snd_sof_probes 20480 0
intel_tcc_cooling 16384 0
snd_hda_codec_hdmi 81920 1
snd_hda_
x86_pkg_
intel_powerclamp 24576 0
snd_hda_
ledtrig_audio 16384 2 snd_ctl_
coretemp 24576 0
nvidia_drm 73728 3
nvidia_modeset 1200128 3 nvidia_drm
snd_soc_dmic 16384 1
snd_sof_
snd_sof_
soundwire_intel 40960 1 snd_sof_
soundwire_
soundwire_cadence 40960 1 soundwire_intel
snd_sof_intel_hda 20480 1 snd_sof_
snd_sof_pci 24576 2 snd_sof_
snd_sof_xtensa_dsp 16384 1 snd_sof_
snd_sof 208896 3 snd_sof_
snd_sof_utils 20480 1 snd_sof
snd_soc_hdac_hda 24576 1 snd_sof_
snd_hda_ext_core 36864 4 snd_sof_
snd_soc_
snd_soc_acpi 16384 2 snd_soc_
soundwire_bus 94208 3 soundwire_
snd_soc_core 368640 8 soundwire_
snd_compress 24576 2 snd_soc_
ac97_bus 16384 1 snd_soc_core
snd_pcm_dmaengine 20480 1 snd_soc_core
kvm_intel 434176 0
snd_hda_intel 53248 0
snd_intel_dspcfg 36864 2 snd_hda_
snd_intel_sdw_acpi 20480 2 snd_sof_
snd_hda_codec 176128 7 snd_hda_
kvm 1130496 1 kvm_intel
snd_hda_core 114688 11 snd_hda_
snd_hwdep 20480 1 snd_hda_codec
iwlmvm 610304 0
crct10dif_pclmul 16384 1
nvidia 35495936 315 nvidia_
binfmt_misc 24576 1
mei_hdcp 24576 0
mei_pxp 20480 0
snd_pcm 155648 12 snd_hda_
ghash_clmulni_intel 16384 0
intel_rapl_msr 20480 0
i915 3129344 30
mac80211 1314816 5 iwlmvm,
snd_seq_midi 20480 0
snd_seq_midi_event 16384 1 snd_seq_midi
snd_rawmidi 45056 1 snd_seq_midi
drm_buddy 20480 1 i915
libarc4 16384 1 mac80211
ttm 98304 1 i915
snd_seq 77824 2 snd_seq_
uvcvideo 114688 0
aesni_intel 376832 0
videobuf2_vmalloc 20480 1 uvcvideo
crypto_simd 16384 1 aesni_intel
videobuf2_memops 20480 1 videobuf2_vmalloc
cryptd 24576 2 crypto_
nls_iso8859_1 16384 1
drm_display_helper 184320 1 i915
videobuf2_v4l2 32768 1 uvcvideo
snd_seq_device 16384 3 snd_seq,
iwlwifi 503808 1 iwlmvm
snd_timer 40960 2 snd_seq,snd_pcm
cec 81920 2 drm_display_
input_leds 16384 0
videobuf2_common 81920 4 videobuf2_
rapl 20480 0
processor_
intel_cstate 20480 0
cmdlinepart 16384 0
spi_nor 110592 0
rc_core 65536 1 cec
intel_wmi_
processor_
joydev 32768 0
serio_raw 20480 0
snd 114688 28 snd_ctl_
videodev 274432 3 videobuf2_
mei_me 49152 2
hid_multitouch 32768 0
mc 65536 4 videodev,
drm_kms_helper 200704 3 drm_display_
mtd 81920 3 spi_nor,cmdlinepart
acer_wmi 28672 0
wmi_bmof 16384 0
processor_
i2c_algo_bit 16384 1 i915
processor_
soundcore 16384 2 snd_ctl_led,snd
cfg80211 1044480 5 iwlmvm,
fb_sys_fops 16384 1 drm_kms_helper
mei 143360 5 mei_hdcp,
syscopyarea 16384 1 drm_kms_helper
processor_
sysfillrect 20480 1 drm_kms_helper
intel_rapl_common 40960 2 intel_rapl_
sysimgblt 20480 1 drm_kms_helper
intel_soc_dts_iosf 20480 1 processor_
intel_pch_thermal 20480 0
int3403_thermal 20480 0
mac_hid 16384 0
int340x_
acpi_pad 184320 0
intel_hid 24576 0
sparse_keymap 16384 2 intel_hid,acer_wmi
int3400_thermal 20480 0
acpi_thermal_rel 16384 1 int3400_thermal
sch_fq_codel 24576 2
msr 16384 0
parport_pc 53248 0
ppdev 24576 0
lp 28672 0
parport 73728 3 parport_pc,lp,ppdev
ramoops 32768 0
drm 581632 19 drm_kms_
reed_solomon 28672 1 ramoops
pstore_blk 16384 0
pstore_zone 32768 1 pstore_blk
efi_pstore 16384 0
ip_tables 32768 0
x_tables 57344 1 ip_tables
autofs4 45056 2
uas 28672 0
usb_storage 77824 1 uas
usbhid 65536 0
hid_generic 16384 0
nvme 49152 2
intel_lpss_pci 28672 0
ahci 49152 0
i2c_i801 36864 0
spi_intel_pci 16384 0
crc32_pclmul 16384 0
nvme_core 147456 3 nvme
spi_intel 28672 1 spi_intel_pci
i2c_smbus 20480 1 i2c_i801
intel_lpss 16384 1 intel_lpss_pci
xhci_pci 24576 0
libahci 49152 1 ahci
idma64 20480 0
xhci_pci_renesas 20480 1 xhci_pci
i2c_hid_acpi 16384 0
i2c_hid 36864 1 i2c_hid_acpi
hid 159744 4 i2c_hid,
wmi 32768 3 intel_wmi_
video 65536 2 acer_wmi,i915
pinctrl_cannonlake 36864 0
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