So it is.
-------- Ursprüngliche Nachricht --------
Van: joe a <joea-lists@j4computers.com>
Aan: users@lists.opensuse.org
Onderwerp: Re: Disable IPv6?
Datum: 22.01.2024 15:11:10

On 1/22/2024 05:01:23, GMX via openSUSE Users wrote:
There is a line "GRUB_CMDLINE_LINUX_DEFAULT" ... in your
/etc/default/grub which you may add „ipv6.disable=1“ to. You may achieve
this by Yast, too (add it to bootloader-> kernel options ). Another
option is you add net.ipv6.conf.all.disable_ipv6 = 1 and
net.ipv6.conf.default.disable_ipv6 = 1 to your /etc/sysctl . Preferred
method is you use the command sysctl -w followed by the net.ipv....  and
after that sysctl -p to apply the updates to services, ...
-------- Ursprüngliche Nachricht --------

In YAST I see under "Boot Loader Settings", with the choices "Boot Code
Options, Kernel Parameters, Bootloader Options".

I presume "Kernel Parameters, Optional Kernel Command Line Parameter",
is where to insert "ipv6.disable=1"?