when you go into the login page, tap on problems in signing
enter your primary facebook email, skype will send a code to your email
copy it, go back to the skype app
tap on enter the key, paste the key in it
there's your skype account named facebook:xxxxxx
tap on your facebook profile, tap sign in with facebook
then facebook login page will appear and enter your login info.
Go to the login page, tap on "Problems in signing".
Enter your primary Facebook email, Skype will send a code to your email.
Copy it, go back to the Skype app.
Tap on enter the key, paste the key in it.
There's your Skype account named
facebook:your.name
.Tap on your Facebook profile, tap sign in with Facebook
Then Facebook login page will appear and enter your login info.