To Using search in P2 it's easy to come back to the right messages and files when you need to. Use the search field to find a post, page or file. P2+ comes with advanced search to narrow results using filters and modifiers. The sidebar is the vertical column on the left side of P2 used for displaying information other than the main content. P2's sidebars contain widgets that an administrator can customize.
Search will return results from the titles and the bodies of your posts and pages, and from media titles, alt text, file names, and single image captions. It will not return results from widgets, Comments are the main way in P2 for you and your team to reply to posts and keep the conversation going. They’re located at the bottom of each post, and are organized in threads. Learn more.