I do not have an escape key on my new keyboard. Instead I have a Home key, similar to Mac keyboards. I would simply like to turn this Home key into an effective Esc key. I would not like to change anything else. I would also like this solution to be permanent.
I am running on Ubuntu 18.04 LTS (64-bit).
Here are the links that I have already tried (very carefully, step by step) without success: