Update your content regularly so there’s always something new. Share anything - stories, ideas, pictures & more. It’s a great way to hook your forum members and keep them coming back.
One easy way to freshen up your content is by contributing new posts and comments to one of your existing discussions. This will keep the conversation going for longer and your existing members engaged in discussions which they’re already passionate about. Another way to add fresh content is to add additional discussion categories to your forum through time so there’s always something new for your community members to discuss.
Technical SEO is clearly an on-site optimization task. If you’re asking, Is technical SEO off page it’s a misunderstanding to think that technical SEO pertains to off-page elements. In reality, technical SEO is about the internal structure and performance of your website.