idea: shift up/down selection and indent/unindent highlighted block

[airtonix]

shift + down or shift + up doesn't result in a highlighted selection.

and then once we get selection blocks, indent/unindent with tab and shift + tab

[GiorgosXou]

Which terminal emulator do you use?

[airtonix]

At the moment, it's gnome-terminal or xterm

[GiorgosXou]

From what I remember gnome-terminal had no issues with shift+ArrowUp \ArrowDown (remaping keys on it is quite tricky though)

Maybe you could see inside nvim what the shortcut shift+arrowkey prints after typing a :^V and the shortcut, like:

[GiorgosXou]

what distro do you use?