Do a "Search in Templates" for: $post[onlinestatus] 2 results are returned (postbit and postbit legacy).
Double click the postbit template to edit. Click Find at bottom of box to find $post[onlinestatus]
Change to <!-- $post[onlinestatus] -->
Search that template for $template_hook[postbit_userinfo_right_after_posts]
Add this right after it: $post[onlinestatus]
Or something like that.