You were pointed at the WIKI yesterday. Use it.
You have asked three trivial questions that have been answered many times
in this forum in the last 24 hours alone.
The search function is on the button conveniently marked "search" in the top left
I took the time to discover what contributions you have made in the four months
you have been a member of these forums. The answer was you haven't made
any effort to help anybody else.
Deleting your profile wouldn't be any loss to the people in this community.