How to Login or Sign for Facebook Account?
Follow Steps to Facebook sign up
Open facebook.com and see the create an account option.
First of all, enter your first and surname, then enter your mobile number or email address.
After that set, a strong password, enter the date of birth and select gender, then hit the signup button.
When your FB account is created and you want to login your account, here look at steps:
Go to facebook.com official website and enter your email id or password.
Then, click on the sign-in icon.
After that, you can set up your FB profile like a name or profile picture, etc.
More read - https://getassist.net/facebook-login/