Sorry, but it has been a long time and don't remember the specifics :S
I remember having the same issue... I think you can "force" the installer to
go on without internet (I had to keep choosing the other options time and
time again).
- [Trisquel-users] Installing Trisquel Without an Internet Conn... superbyelich
- Re: [Trisquel-users] Installing Trisquel Without an Inte... LDrumbler
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- Re: [Trisquel-users] Installing Trisquel Without an Inte... onpon4
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- Re: [Trisquel-users] Installing Trisquel Without an Inte... gnuser
- Re: [Trisquel-users] Installing Trisquel Without an Inte... superbyelich
- Re: [Trisquel-users] Installing Trisquel Without an Inte... gnuser
- Re: [Trisquel-users] Installing Trisquel Without an Inte... superbyelich
- Re: [Trisquel-users] Installing Trisquel Without an Inte... superbyelich
- Re: [Trisquel-users] Installing Trisquel Without an Inte... superbyelich
- Re: [Trisquel-users] Installing Trisquel Without an Inte... gnuser
- Re: [Trisquel-users] Installing Trisquel Without an Inte... gaming4jc2
- Re: [Trisquel-users] Installing Trisquel Without an Inte... superbyelich
- Re: [Trisquel-users] Installing Trisquel Without an Inte... gaming4jc2