adding friend without request1 What is unknown user in Kakaotalk Today one of my foreign reader asks me about some of extraordinary thing on the Kakaotalk messaging service. Actually she wonders why there is "unknown" user in her Kakaotalk chatting room even it was her friend's name just before. I have also see this kind of thing in my Kakaotalk. Therefore I want to verify when this is happened. Another question is about adding the friend. She actually experi.. 2015. 3. 1. 이전 1 다음
