Question

Why do we say "Hello" on phone and why who started this?​

Answer 1

Answer:

The Oxford English Dictionary says the first published use of "hello" goes back only to 1827. ... The dictionary says it was Thomas Edison who put hello into common usage. He urged the people who used his phone to say "hello" when answering. His rival, Alexander Graham Bell, thought the better word was "ahoy."

Answer 2

Answer:

In my opinion Hello is the girlfriend of Thomas Edison.

We remember his girlfriend but some of them not..

This is a good question.