I struggled with this exact same issue for weeks. As far as I can tell in
mini there is no way to adjust screen brightness as well as many other system
features (like preventing the screen from going to sleep). I switched to the
normal trisquel version which works much better.
- [Trisquel-users] Adjusting brightness trisquel mini tancilh
- Re: [Trisquel-users] Adjusting brightness trisquel mini tancilh
- [Trisquel-users] Re : Adjusting brightness trisquel min... lcerf
- Re: [Trisquel-users] Adjusting brightness trisquel mini tancilh
- Re: [Trisquel-users] Adjusting brightness trisquel mini andybobguitar
- Re: [Trisquel-users] Adjusting brightness trisquel mini tancilh