Add the following to /etc/modprobe.d/blacklist.conf
blacklist ideapad_laptop
If chrome isn't scaling properly, you can force it by running something like
google-chrome --force-device-scale-factor=2
In ~/.profile, add the following
export GDK_SCALE=2
In /etc/default/grub, make the following change
GRUB_GFXMODE=1024x768
Then run sudo update-grub
Ensure the following dpi setting in /usr/share/lightdm/lightdm.conf.d/50-xserver-command.conf
xserver-command=X -core -dpi 192
Add the following to /etc/lightdm/lightdm-gtk-greeter.conf
xft-dpi=192
run sudo dpkg-reconfigure console-setup
- select "UTF-8"
- select "Guess optimal character set"
- select "Let the system select a suitable font"
- select "16x32 (framebuffer only)"
Volume buttons can be fixed by modifying this section of ~/.config/openbox/lubuntu-rc.xml
<!-- Keybinding for Volume management -->
<keybind key="XF86AudioRaiseVolume">
<action name="Execute">
<command>amixer -c 1 -q sset Master 3%+ unmute</command>
</action>
</keybind>
<keybind key="XF86AudioLowerVolume">
<action name="Execute">
<command>amixer -c 1 -q sset Master 3%- unmute</command>
</action>
</keybind>
<keybind key="XF86AudioMute">
<action name="Execute">
<command></command>pactl set-sink-mute 1 toggle</command>
</action>
</keybind>
Then openbox --restart
https://askubuntu.com/questions/667466/screen-tearing-in-ubuntu-with-nvidia-intel-graphics