I also heard that the same functions are also possible in bash with plugins.

Maybe start with “oh-my-bash”?

Fish is even more advanced with this.

But I still prefer ZSH because of shell language being incompatible with fish. I dislike learning that thing, when I have everywhere new Linux shells with bash

I partly remember the first letter and press arrow up.

I use ZSH shell with oh-my-zsh. It autofills the rest with history at the point you write. So arrow keys make you scroll through the history which is beginning with the thing you wrote

“Easier than the Steam Deck” Probably because the PS5 is not a Portable device

Which bad now? Bad? BAd? BAD? or baD? bAD? or just BaD or bAd?