I execute the above two commands but the issue won't arise like before.

after restarting the network-manager-service it just reconnected to my wifi.

Sincerely,

*Md Rezwanul Haque Razib*

*Software Engineer*

*Vivasoft Ltd.*


On Sun, Feb 14, 2021 at 3:01 AM Jeremy <email address hidden> wrote:

> Power management might be crashing the driver, in terminal
>
> sudo sed -i 's/3/2/'
> /etc/NetworkManager/conf.d/default-wifi-powersave-on.conf
> systemctl restart network-manager.service
>
> See if it happens again
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1915491
>
> Title:
>   Wifi adapter installed but can't be found in Settings
>
> Status in gnome-control-center package in Ubuntu:
>   Incomplete
>
> Bug description:
>   # Summary:
>   > ## Wifi Adpter Not found
>
>   ## Steps to Reproduce:
>   - I don't know
>
>
>   ## Expected Results:
>   Wifi should always be available
>
>   ## Problem Description:
>   Sometimes when startup my pc there is no wifi icon on the top right
> corner menu. When checking the wifi settings on the settings window it
> shows that the wifi adapter not found. But after restarting the pc,
> everything back to normal again. This is happening too frequently now.
>
>   * * *
>
>
>   Screenshot:
> https://drive.google.com/file/d/1i1gyhacC9I7zDHs4vGgxra9_7uvCDOR7/view?usp=sharing
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 20.04
>   Package: xorg 1:7.7+19ubuntu14
>   ProcVersionSignature: Ubuntu 5.8.0-43.49~20.04.1-generic 5.8.18
>   Uname: Linux 5.8.0-43-generic x86_64
>   ApportVersion: 2.20.11-0ubuntu27.16
>   Architecture: amd64
>   BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
>   CasperMD5CheckResult: skip
>   CompositorRunning: None
>   CurrentDesktop: ubuntu:GNOME
>   Date: Fri Feb 12 11:13:48 2021
>   DistUpgraded: Fresh install
>   DistroCodename: focal
>   DistroVariant: ubuntu
>   ExtraDebuggingInterest: I just need to know a workaround
>   GraphicsCard:
>    Intel Corporation Skylake GT2 [HD Graphics 520] [8086:1916] (rev 07)
> (prog-if 00 [VGA controller])
>      Subsystem: Dell Latitude E7470 [1028:06dc]
>   InstallationDate: Installed on 2021-01-06 (36 days ago)
>   InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64
> (20200731)
>   MachineType: Dell Inc. Latitude E7470
>   ProcEnviron:
>    PATH=(custom, no user)
>    XDG_RUNTIME_DIR=<set>
>    LANG=en_US.UTF-8
>    SHELL=/usr/bin/zsh
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.8.0-43-generic
> root=UUID=26d49ac7-77fe-4d5d-abbd-c857cbefc6f2 ro quiet splash vt.handoff=7
>   SourcePackage: xorg
>   Symptom: display
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 08/20/2018
>   dmi.bios.release: 1.20
>   dmi.bios.vendor: Dell Inc.
>   dmi.bios.version: 1.20.3
>   dmi.board.name: 047I7V
>   dmi.board.vendor: Dell Inc.
>   dmi.board.version: A00
>   dmi.chassis.type: 9
>   dmi.chassis.vendor: Dell Inc.
>   dmi.modalias:
> dmi:bvnDellInc.:bvr1.20.3:bd08/20/2018:br1.20:svnDellInc.:pnLatitudeE7470:pvr:rvnDellInc.:rn047I7V:rvrA00:cvnDellInc.:ct9:cvr:
>   dmi.product.family: Latitude
>   dmi.product.name: Latitude E7470
>   dmi.product.sku: 06DC
>   dmi.sys.vendor: Dell Inc.
>   version.compiz: compiz N/A
>   version.libdrm2: libdrm2 2.4.102-1ubuntu1~20.04.1
>   version.libgl1-mesa-dri: libgl1-mesa-dri 20.2.6-0ubuntu0.20.04.1
>   version.libgl1-mesa-glx: libgl1-mesa-glx 20.2.6-0ubuntu0.20.04.1
>   version.xserver-xorg-core: xserver-xorg-core 2:1.20.9-2ubuntu1.2~20.04.1
>   version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
>   version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:19.1.0-1
>   version.xserver-xorg-video-intel: xserver-xorg-video-intel
> 2:2.99.917+git20200226-1
>   version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.16-1
>
> To manage notifications about this bug go to:
>
> https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1915491/+subscriptions
>