disconnect macbook from other macbook
Hi have just bought new macbook,all connected ok but has unwanted link to another Macbook user in house and on same network,is there a way of disconnecting totally from the other Macbook,when I change bookmarks it also changes bookmark on another Macbook also Facebook links up as well,not a huge problem just a nusiance and I cant find anyhting in settings at present,will be grateful for any suggestions
MacBook Pro