Are you trying to googling "mouse set file conf" or something about configuration file that runs on boot (aka init.rc). Perhaps this is the only way to make modification persistant.

Il 19/ott/2015 16:46, chenzero <email address hidden> ha scritto:
>
> I encountered the same problem in 14.04.1 x64 
> BTW, I found that another system setting -- Mouse & Touchpad also not saved after reboot. 
> reproduce steps: 
> 1. Open System Settings >> Mouse & Touchpad. 
> 2. OFF Touchpad 
> 3. reboot, and Touchpad is active, I wish it's disabled. 
>
> Thanks! 
>
> -- 
> You received this bug notification because you are subscribed to a 
> duplicate bug report (923940). 
> https://bugs.launchpad.net/bugs/1270579 
>
> Title: 
>   On laptops, screen brightness and keyboard backlight isn't memorized 
>   between sessions 
>
> Status in Dell Sputnik: 
>   New 
> Status in One Hundred Papercuts: 
>   Won't Fix 
> Status in Linux Mint: 
>   Confirmed 
> Status in upstart : 
>   Confirmed 
> Status in cinnamon-settings-daemon package in Ubuntu: 
>   Confirmed 
> Status in gnome-settings-daemon package in Ubuntu: 
>   Confirmed 
> Status in mate-settings-daemon package in Ubuntu: 
>   Confirmed 
> Status in upower package in Ubuntu: 
>   Confirmed 
> Status in upstart package in Ubuntu: 
>   Won't Fix 
>
> Bug description: 
>   HOW TO REPRODUCE: 
>     1. Boot a laptop. 
>     2. Set a different screen (or keyboard) backlight brightness level. 
>     3. Reboot. 
>
>   RESULT: 
>     Backlight is not memorized. 
>
>   FIX: 
>     A. For Ubuntu 12.04 LTS and 14.04 LTS install my package from PPA 
>       sudo add-apt-repository ppa:nrbrtx/sysvinit-backlight 
>       sudo apt-get update 
>       sudo apt-get install sysvinit-backlight 
>
>       NOTES: 
>       1. If you have installed previous non-deb version, please remove it carefully manually 
>         sudo rm /etc/rc?.d/?25backlight /etc/init.d/brightness /etc/rc?.d/?25brightness 
>       2. If you have installed previous version from my PPA on Ubuntu 14.04, please reinstall the package by: 
>         sudo apt-get purge sysvinit-backlight 
>         sudo apt-get install sysvinit-backlight 
>       3. Version 0.1ubuntu1 supports save/restore of keyboard backlight too. 
>
>     B. Ubuntu 14.10 is near EOL (really in July 2015), so users should upgrade it to Ubuntu 15.04 (see C below). 
>        My script seems to be incompatible with this Ubuntu version - remove it with 
>         sudo apt-get purge sysvinit-backlight 
>         sudo add-apt-repository -r ppa:nrbrtx/sysvinit-backlight 
>
>     C. Ubuntu 15.04 has systemd-backlight@.service. It saves and restores screen and keyboard backlight levels. 
>        My script is incompatible with this Ubuntu version. 
>
>   ProblemType: Bug 
>   DistroRelease: Ubuntu 14.04 
>   Package: initscripts 2.88dsf-41ubuntu5 
>   ProcVersionSignature: Ubuntu 3.13.0-4.19-generic 3.13.0-rc8 
>   Uname: Linux 3.13.0-4-generic i686 
>   ApportVersion: 2.13.1-0ubuntu1 
>   Architecture: i386 
>   CurrentDesktop: GNOME 
>   Date: Sun Jan 19 17:20:26 2014 
>   InstallationDate: Installed on 2013-10-20 (91 days ago) 
>   InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release i386 (20131016.1) 
>   SourcePackage: sysvinit 
>   UpgradeStatus: Upgraded to trusty on 2013-11-19 (61 days ago) 
>
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