You could try to the latest kernel (hence the latest Intel drivers):
https://jxself.org/linux-libre/
- [Trisquel-users] Full screen at full resolution slo... mcz
- Re: [Trisquel-users] Full screen at full resol... Adonay Felipe Nogueira
- Re: [Trisquel-users] Full screen at full r... mcz
- Re: [Trisquel-users] Full screen at fu... Adonay Felipe Nogueira
- Re: [Trisquel-users] Full screen at full resol... arielgnu
- Re: [Trisquel-users] Full screen at full resol... vitacell
- [Trisquel-users] Re : Full screen at full reso... lcerf
- Re: [Trisquel-users] Full screen at full resol... t8mf4nu6lizp
- Re: [Trisquel-users] Full screen at full resol... mcz