To reactivate incoming PC-to-PC calls on Yahoo! Messenger, click on the checked “No Incoming Calls” option under the “Messenger” menu. The check mark will disappear, confirming Yahoo! Messenger should stop blocking PC-to-PC calls.
Reproduced with permission of Yahoo! Inc. ©2008 Yahoo! Inc. YAHOO! and the YAHOO! logo are registered trademarks of Yahoo! Inc.

