Trisquel 6 is based on Ubuntu 12.04, so you can't do that.
- [Trisquel-users] Migration from Ubuntu 13.10 (Saucy) to ... hi
- Re: [Trisquel-users] Migration from Ubuntu 13.10 (S... dudeski
- Re: [Trisquel-users] Migration from Ubuntu 13.10 (S... adfenohuvlov
- Re: [Trisquel-users] Migration from Ubuntu 13.10 (S... mikko . viinamaki
- Re: [Trisquel-users] Migration from Ubuntu 13.10 (S... hi
- Re: [Trisquel-users] Migration from Ubuntu 13.10 (S... dadix