I want to cancel my Facebook profile access through Yahoo. How can I undo it???
See the pictorial instructions of the article which applies to removing Yahoo app too -
How to Remove an Application (Game) off Your Facebook Account
go to account settings and then email... remove yahoo from there...alternatively u can go to app settings, find yahoo and click the cross button located rt side of the yahoo logo...happy facebooking :)
Go to http://www.facebook.com/settings?tab=applications and find Yahoo from the list . Then click on X (cross button) to remove the application access
its very easy go to facebook account setting type alternate email and then select alternate email whatever like gmail rediff etc then it will send mail to alternate mail confirm it and remove yahoo its 101% correct
In facebook, go into the apps settings and remove Yahoo from the list.
If you go to Account Settings and then Apps it should offer you the chance to revoke authorization.