On Fri, Feb 11, 2022 at 12:54:01PM +0100, José Luis González wrote: > According to > > https://wiki.debian.org/DateTime > > There should be an /etc/adjtime file to configure the timezone for the > hardware clock.
That's... not how I'd describe that file, but I suppose "telling whether the HW clock is on UTC or not" is indeed one of its features. > I have no such file in my Debian 11 laptop. May I know > if the file was removed and what was it replaced with? unicorn:~$ ls -l /etc/adjtime -rw-r--r-- 1 root root 46 Jan 11 2018 /etc/adjtime unicorn:~$ cat /etc/adjtime 0.000000 1515718148 0.000000 1515718148 LOCAL unicorn:~$ dpkg -S /etc/adjtime dpkg-query: no path found matching pattern /etc/adjtime unicorn:~$ grep adjtime /var/lib/dpkg/info/*.postinst /var/lib/dpkg/info/systemd.postinst: if [ "$UTC" = "no" ] && [ ! -e /etc/adjtime ]; then /var/lib/dpkg/info/systemd.postinst: printf "0.0 0 0.0\n0\nLOCAL\n" > /etc/adjtime Are you running systemd, or some other init system?