https://live.paloaltonetworks.com/t5/general-topics/upgrade-path/m-p/250151#M71154 <P><A href="https://docs.paloaltonetworks.com/pan-os/7-1/pan-os-new-features/upgrade-to-pan-os-7-1/upgrade-a-firewall-to-pan-os-7-1" target="_blank">https://docs.paloaltonetworks.com/pan-os/7-1/pan-os-new-features/upgrade-to-pan-os-7-1/upgrade-a-firewall-to-pan-os-7-1</A></P><P>&nbsp;</P><P>For downgrades, once you are running 7.1 you would just re-install your older version. Please note though, that there is no support for 6.1 code and content updates (antivirus, applications, threats) will not work.&nbsp;</P> Thu, 14 Feb 2019 18:05:01 GMT gwesson 2019-02-14T18:05:01Z https://live.paloaltonetworks.com/t5/general-topics/upgrade-path/m-p/250058#M71128 <P>I am using PA3050 &amp; need to upgrade PAN OS from 6.1.9 to 7.1.21</P><P>can I know the OS path for upgrading &amp; downgrading (for backout)</P><P>&nbsp;</P> Thu, 14 Feb 2019 02:16:24 GMT https://live.paloaltonetworks.com/t5/general-topics/upgrade-path/m-p/250058#M71128 kiranmungikar 2019-02-14T02:16:24Z https://live.paloaltonetworks.com/t5/general-topics/upgrade-path/m-p/250151#M71154 <P><A href="https://docs.paloaltonetworks.com/pan-os/7-1/pan-os-new-features/upgrade-to-pan-os-7-1/upgrade-a-firewall-to-pan-os-7-1" target="_blank">https://docs.paloaltonetworks.com/pan-os/7-1/pan-os-new-features/upgrade-to-pan-os-7-1/upgrade-a-firewall-to-pan-os-7-1</A></P><P>&nbsp;</P><P>For downgrades, once you are running 7.1 you would just re-install your older version. Please note though, that there is no support for 6.1 code and content updates (antivirus, applications, threats) will not work.&nbsp;</P> Thu, 14 Feb 2019 18:05:01 GMT https://live.paloaltonetworks.com/t5/general-topics/upgrade-path/m-p/250151#M71154 gwesson 2019-02-14T18:05:01Z