Help Facebook

[Baza7]

Hi all,when i download Facebook to my Samsung Galaxy Ace
it tells me its already installed,but it isnt, i do have it on my PC,
but thats all,Any ideas whats occurin
Cheers Baza

 

[Baza7]

Hi again,could anyone suggest a good
APK file for Facebook,as i managed to
download Whatsapp with the same but
i cant find a file that works with Facebook.
Found one but it keeps saying,,,,
Parse error
There is a problem parsing the package.
How do i get round this please
Cheers Baza