> "The software on this computer is up to date. However, Trisquel 8.0 LTS > is now available (you have 7.0)." > Three options are now available: Settings..., Upgrade... and OK > > When I push on Upgrade nothing happens.
Trisquel 7 stopped receiving security updates last April, so you should definitely upgrade to Trisquel 8. I'm not sure why the graphical method isn't working, but you could try the terminal method. See this page: https://trisquel.info/en/wiki/keeping-system-updated
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