CentOS

Anything you want to do you can probably do, even if it doesn't work out of the box. Take a look at this guide. I assume you'll need to enable icons on the desktop, and then add the shortcuts you want. This guide is for Ubuntu Gnome, but it should be similar in the menu selections. http://ubuntuhand...

We've found this was a Cisco FirePower rule blocking this erroneously. Thanks for looking anyway.

Are you behind a web proxy of some sort? Perhaps your ISP uses one without you knowing? Can you use e.g curl http://mirror.centos.org/centos/8/AppStream/x86_64/os/repodata/6f187e24366989c0c03638e1f7a36ca3172a213aa78e46ec2a48c55723922b94-modules.yaml.gz -o to retrieve the file it's complaining about...

The network connection speed is fine. During the download, it showed a speed of 3-5 MB/s; a test of the bandwidth was around 4.

For the fourth time, I'm 100% aware that yum = dnf. Let's make sure that's understood. If you'd like to explain it again just to be sure, go ahead.

Umm - your closing line - For the record, yum still works, dnf is the new package manager, though. - and still no details to help us help you. I was responding to the previous comment saying to use dnf. I was indicating the yum still works, in general, in CentOS 8. Neither command successfully down...

Umm - your closing line - For the record, yum still works, dnf is the new package manager, though. - and still no details to help us help you. I was responding to the previous comment saying to use dnf. I was indicating the yum still works, in general, in CentOS 8. Neither command successfully down...

What details do you want? It's a brand new install with literally no changes and it can't download from the mirror list. I have logs now from a new install, which again does exactly the same thing. It's timing out reaching the mirror sites. I have tried manually curling some of them and the download...

No, I said neither work.

but even disabling this repo whenever I run `yum update` or `dnf update` it just hangs at 99% and never completes.

There are no errors in the dnf log.

edited to remove confusion