i see, so when adding a new line the

so like this is good?

deb http://deb.devuan.org/merged excalibur  main contrib non-free non-free-firmware
deb-src http://deb.devuan.org/merged excalibur excalibur-updates excalibur-security excalibur-proposed-updates main contrib non-free non-free-firmware

so under

#deb cdrom:[Devuan GNU/Linux 6.0.0-rc1 excalibur amd64 - netinstall 20250913]/ excalibur contrib main no>

deb http://deb.devuan.org/merged excalibur main non-free-firmware
deb-src http://deb.devuan.org/merged excalibur main non-free-firmware

deb http://deb.devuan.org/merged excalibur-security main non-free-firmware
deb-src http://deb.devuan.org/merged excalibur-security main non-free-firmware

deb http://deb.devuan.org/merged excalibur main contrib non-free non-free-firmware
deb-src http://deb.devuan.org/merged excalibur main contrib non-free non-free-firmware

is this ok to do?

i put contrib one under security.

will this cause any issues?

goats advice to use pkgmaster is no good.

On the top of the forum is a link to the Devuan page. Its worth following the link. Here is something to read:
https://www.devuan.org/os/packages

A full blown correct sources entry should look like this:

deb http://deb.devuan.org/merged excalibur main contrib non-free non-free-firmware

BTW: to use

su

to become root is also outdated.

You need to use

su -

or the path setting will be incorrect.

i see i give this a read. https://www.devuan.org/os/packages

for deb http://deb.devuan.org/merged excalibur main contrib non-free non-free-firmware

i use that an give it a shot.

i put deb http://deb.devuan.org/merged excalibur main contrib non-free non-free-firmware  in terminal right?

as for su. that makes sense. so devuan uses a different su thing.

so instead of su its su -

i defiantly make a copy if i mess around with sources.d