If you clear data on an app, do you have to put the app back on and delete the old one?

[AC Question]

if you clear data on an app, do you have to put the app back on and delete the old one

I cleared the data on Facebook, and now it does nothing

 

[B. Diddy]

Re: if you clear data on an app, do you have to put the app back on and delete the old one

Welcome to Android Central! After you clear the data, when you open it again, it should ask you to log back in. Are you getting the login screen?