Installation of the TurrisOS 3.8.1 on my router Turris 1.x was done without any problems.
But I was a little surprised it was started immediately (without delay I was setup in my Foris).
root@jnturris:~# cat /etc/config/updater
config pkglists ‘pkglists’
list lists ‘openvpn’
list lists ‘netutils’
list lists ‘api-token’
list lists ‘nas’
list lists ‘majordomo’
list lists ‘luci-controls’
list lists ‘honeypot’
list lists ‘i_agree_datacollect’
config l10n ‘l10n’
list langs ‘cs’
config override ‘override’
option disable ‘0’
config approvals ‘approvals’
option need ‘1’