![]() So must I install before trying the methods in any of the answers below? In my earlier install (which I had to overwrite-reinstall :-(), the list had (I think) Intel Cedarview Graphics Driver. Try 2: Also I must add, that the method System Settings -> Additional Drivers gives an empty list. Doesn't figure as an icon on the topbar of the screen, like the dropbox icon (my dropbox account it is linked to ubuntu) so that I can conveniently change the brightness. It just sits there as a startup application. ![]() I observe that the original brightness setting is restored after resumption from sleep mode.Īll I want is to keep my brightness setting permanent. It's only the latter that worked in my case. Where the 20 is a hexadecimal number representing brightness. Is there a way to set a hotkey to change screen brightness?Īnd the other is using the command sudo setpci -s "00:02.0" F4.B=20 One was to make the usual key combination work answer is given here: I had found two solutions on this forum to set the screen brightness. The usual brightness increase/decrease key combination using Fn key doesn't work in Ubuntu as many pointed out. My system specifications are: Ubuntu 12.04, 64-bit, Acer Aspire One D270, Intel Atom CPU ![]()
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