How to Remove "This entry was posted " in Twenty Twelve theme

this has been asked many times before in this forum – have you tried to use the forum search or web search with the search term ‘remove this entry was posted in Twenty Twelve‘ ?

http://codex.wordpress.org/Forum_Welcome#Search_First

if you don’t get any useful results, please post your question in the theme’s forum at http://wordpress.org/support/theme/twentytwelve/#postform

[continued at http://wordpress.org/support/topic/how-to-remove-this-entry-was-posted-in-twenty-twelve-theme-2?replies=2#post-4915576 ]