What to do?

Hi,
I am planning to transition into Cybersecurity and i really want to know how to start with it and i cannot afford university as of now with that i am planning to start with self studying.i got a few questions to ask:
1 how to start?
2 what base position can i study for and while applying does that really matter the university and I am an immigrant i dont have alot of connections how to connect with people out there who can really guide me.
3How does it takes for someone to land first job?