Re: [SOLVED] 11.x and 12.x shows HTML tags in blog posts
I've documented this solution in the upgrade sections of the Tiki11 and Tiki12 pages on doc.tiki.org: Tiki11#Things_to_watch_out_for and Tiki12#Blog_posts_containing_HTML
Also, plugins can be approved in bulk at tiki-plugins.php
Regards,
lindon