Asus Zenbook Laptop Brightness not changing

While you’re there, you may want to look for an option to go with one sound card. If there is no option then try this:

There is a way to turn off hybrid graphics:
If the methods in this above link don’t work, you can try the method here: (its solution #2 from the prior link but expanded out a bit more sensibly) - for this one, jump to “These settings are stored in grub’s (the bootloader) own setting files in /etc/default/grub” and start from there.

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