Ways to promote Bitcoin
Let me innumerate it here a list of ways on how to promote Bitcoin.
Personal conversations through friends, colleagues, siblings and etc.
Holding/conducting a seminar
Writing articles such as blogs
Making memes, stickers and giphy
Yes, there are a lot of ways to promote Bitcoin but it doesn't mean people will easily learn with it. It will probably take time for them to understand very well how Bitcoin works. Explaining to people about Bitcoin without technical knowledge to understand how it will work is not easy for them to absorb in their minds.