Thanks, i will try this! === Message: 1 Date: Fri, 5 Feb 2016 13:41:07 +0100 From: "Pierre L." <petrus@miosweb.mooo.com> To: tor-relays@lists.torproject.org Subject: Re: [tor-relays] Re-Install Tor on raspberry, keep torrc and fingerprint Message-ID: <56B49863.2090506@miosweb.mooo.com> Content-Type: text/plain; charset="windows-1252" Hey Volker, Never tried this, but there's something in the FAQ about this... https://www.torproject.org/docs/faq.html.en#UpgradeOrMove I remember some people saying you need to save every keys (and not only 1 as said in the FAQ), if I'm not wrong, in Raspbian you can find them in /var/lib/tor/keys And in the torrc, check this/// //DataDirectory /var/lib/tor/ I'm not sure, and I'm sadly noob with Tor, but this easy solution can be tried quickly I think... + when I check on my Raspbian (Jessie), debian-tor is the user/group by default on the directory /var/lib/tor I always launch arm with this command : sudo -u debian-tor arm Your /etc/tor/torrc config file has been overwritten by the upgrade ? Have you check it ? Good luck!