How can I set the terminal output to show all the columns in a single output?

Consider this example:

This gives me a very generous output of 2-3 columns at a time!

Following

So I would try the following:

1. Kill any terminal processes
2. Set the dimensions again
3. Reset Visual Studio Code
4. Try steps 1 and 2 again

I tried this using Bash and Powershell and both worked. I'm unsure if all shells are supported or not.