Title: -Mark-'s Topics | WordPress.org

---

# -Mark-

  [  ](https://wordpress.org/support/users/-mark-/)

 *   [Profile](https://wordpress.org/support/users/-mark-/)
 *   [Topics Started](https://wordpress.org/support/users/-mark-/topics/)
 *   [Replies Created](https://wordpress.org/support/users/-mark-/replies/)
 *   [Reviews Written](https://wordpress.org/support/users/-mark-/reviews/)
 *   [Topics Replied To](https://wordpress.org/support/users/-mark-/replied-to/)
 *   [Engagements](https://wordpress.org/support/users/-mark-/engagements/)
 *   [Favorites](https://wordpress.org/support/users/-mark-/favorites/)

 Search topics:

## Forum Topics Started

    - Topic
    - Participants
    - Replies
    - Last Post
 *  -  [[Open Graph] og:image from video](https://wordpress.org/support/topic/ogimage-from-video/)
    -  Started by: [-Mark-](https://wordpress.org/support/users/-mark-/) in: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/)
    - 2
    - 1
    -  [4 years, 6 months ago](https://wordpress.org/support/topic/ogimage-from-video/#post-15208051)
    -  [Matthias Pfefferle](https://wordpress.org/support/users/pfefferle/)
 *  -  [[Yoast SEO - Advanced SEO with real-time guidance and built-in AI] og:image from video](https://wordpress.org/support/topic/ogimage-from-video-2/)
    -  Started by: [-Mark-](https://wordpress.org/support/users/-mark-/) in: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/)
    - 3
    - 4
    -  [4 years, 7 months ago](https://wordpress.org/support/topic/ogimage-from-video-2/#post-15138329)
    -  [Michael Tiña](https://wordpress.org/support/users/mikes41720/)
 *  -  [[NinjaFirewall (WP Edition) - Advanced Security Plugin and Firewall] Whitelisting “local” IP](https://wordpress.org/support/topic/whitelisting-local-ip/)
    -  Started by: [-Mark-](https://wordpress.org/support/users/-mark-/) in: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/)
    - 1
    - 1
    -  [4 years, 7 months ago](https://wordpress.org/support/topic/whitelisting-local-ip/#post-15110611)
    -  [-Mark-](https://wordpress.org/support/users/-mark-/)
 *  -  [[YARPP - Yet Another Related Posts Plugin] Undefined variable $post_types](https://wordpress.org/support/topic/undefined-variable-post_types/)
    -  Started by: [-Mark-](https://wordpress.org/support/users/-mark-/) in: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/)
    - 4
    - 4
    -  [5 years, 4 months ago](https://wordpress.org/support/topic/undefined-variable-post_types/#post-14118851)
    -  [Michael Nelson](https://wordpress.org/support/users/mnelson4/)
 *  -  [[Lightbox for Gallery & Image Block] Using outside of Image/Gallery Blocks](https://wordpress.org/support/topic/using-outside-of-image-gallery-blocks/)
    -  Started by: [-Mark-](https://wordpress.org/support/users/-mark-/) in: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/)
    - 2
    - 10
    -  [5 years, 5 months ago](https://wordpress.org/support/topic/using-outside-of-image-gallery-blocks/#post-13926354)
    -  [-Mark-](https://wordpress.org/support/users/-mark-/)
 *  -  [[OG — Better Share on Social Media] og:image for Youtube not working](https://wordpress.org/support/topic/ogimage-for-youtube-not-working/)
    -  Started by: [-Mark-](https://wordpress.org/support/users/-mark-/) in: [Plugins](https://wordpress.org/support/forum/plugins-and-hacks/)
    - 1
    - 0
    -  [7 years ago](https://wordpress.org/support/topic/ogimage-for-youtube-not-working/)
    -  [-Mark-](https://wordpress.org/support/users/-mark-/)
 *  -  [Contact Form Shortcodes don't work](https://wordpress.org/support/topic/contact-form-shortcodes-dont-work/)
    -  Started by: [-Mark-](https://wordpress.org/support/users/-mark-/) in: [Alpha/Beta/RC](https://wordpress.org/support/forum/alphabeta/)
    - 2
    - 2
    -  [11 years, 9 months ago](https://wordpress.org/support/topic/contact-form-shortcodes-dont-work/#post-5329609)
    -  [-Mark-](https://wordpress.org/support/users/-mark-/)
 *