Facebook won't log in

i cant log in i try to login and error is “unable to authorize “ then i try to log in on google and it work pls help.

Hello, I am getting  "you need the official whatsapp to use this account android" when i try to login in WhatsApp using my number. I downloaded WhatsApp from official Play Store. I even tried downloading apk from official website and installing. I even formatted the phone and tried again. Still i am getting same results. I tried contacting WhatsApp support but they are saying to use official WhatsApp. If someone know how to resolve please help me out. 

Hello,

Hello Facebook team
Sir my personal account has been disable I'm a real person this is my real account and I have my personal data in this account I'm sending my data please check it and open my facebook account.
Facebook Name ****
E-mail :- ***@***
Number- ****
Date of birth :- 30/05/1994.

We received your information
If we still find that you're not old enough to be on Facebook, your account will remain disabled. This is because your account doesn't follow our Terms of Service.

We're always looking out for the security of people on Facebook, so until then you can't use your account.

I logged out of Facebook on every device, because I changed my password. I also pressed X on every recognisable device, just to make sure, that I haven't left Facebook somewhere logged in. And I have had set two factor authentication on. Now I can't log in, because it asks me for 6 digits code, which can only be retrieved when logged in.  I am using same phone and same 2 computers to log in, that I have used to be logged in for many years, but it still can't log in.  I sent my passport photo to Facebook support, but it only changed log in email, which doesn't help, because it still asks me to enter 6 digits code out of code generator. Please advise what I should do? I am logged out for a...

Hello,

I'm Sameer Ali. I wrote my username and password, then Facebook is notified me "you trying too often, please try again later." Please solve my problem please why it's not open?