Look up the recent post by @Bryanpwo on the forum (as well as his older posts). He explained it very well.
- Does EndeavourOS allow GUI package installers?
- Why is this distro called Endeavour?
- My thoughts - #13 by Bryanpwo
- [SOLVED] EndeavourOS - My First Impressions and Some Suggestions - #13 by Bryanpwo
I’m sure there are other posts about it, too.