alexymik/powermgmt.md

Last active February 19, 2020 17:13

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Ubuntu 18.04.04 Fixes on Lenovo ThinkPad Carbon X1 7th Gen

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sudo add-apt-repository ppa:linrunner/tlp
sudo apt install tlp tlp-rdw -y

For ThinkPads:

sudo apt install tp-smapi-dkms acpi-call-dkms -y

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The keyboard volume buttons only offered 100% or 0% volume control.

I uncommented two lines in the file:

/etc/pulse/daemon.conf

enable-lfe-remixing = yes
lfe-crossover-freq = 250

then I enabled "Analog Surround 2.1 Output + Analog Stereo Input" in the Configuration tab of the utility "pavucontrol" (not installed by default).

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Issues with bundled iwlwifi driver failing to init.

sudo apt-repository ppa:canonical-hwe-team/backport-iwlwifi
sudo apt install backport-iwlwifi-dkms
sudo reboot