I want to connect my PC (at house) from other my laptop (outside the house)

I need the simplest way to connect my PC from outer place.

Problem : It's always show

If i can reach my PC at the moment why I would you teamviewer? How in logical way i can operate my PC (at home) from other place?

or if I use remote control using password,

It's show in my laptop

I didn't even type anything!

simple question :

I need to automatically access my remote computer from other place, WITHOUT "grant/allow/accept" things