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  1. May 13th, 2013

    Thread: 13.04 - Backlight Display Brightness Doesn't Change (Fn + Left/Right Keys)

    by 4Sci
    Replies
    5
    Views
    5,689

    [SOLVED] Re: 13.04 - Backlight Display Brightness Doesn't Change (Fn + Left/Right Keys)

    Thank you! I had to add "acpi_osi=Linux" to that grub line to get it working.
  2. May 13th, 2013

    Thread: 13.04 - Backlight Display Brightness Doesn't Change (Fn + Left/Right Keys)

    by 4Sci
    Replies
    5
    Views
    5,689

    [SOLVED] 13.04 - Backlight Display Brightness Doesn't Change (Fn + Left/Right Keys)

    Hi, new forum poster here. I can't adjust the backlight brightness using the function + left/right keys on my Acer laptop. In previous versions of Ubuntu (12.04, 12.10), this was fixed by editing...
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