hallettj

It looks like the setting is max_parallel_downloads in /etc/dnf/dnf.conf. Here’s a post on how to increase it - so do the opposite, and set it to 1.

I’m not sure if I’ve used more in the last 25 years. And when I did I think it was in MS-DOS.

The article doesn’t suggest using Control+C. It talks about dedicated copy and paste key codes, and you can program your keyboard to map those codes to whatever keys you like. They suggest Fn+C.