Board Thread:Support Requests - Getting Technical/@comment-30558056-20190619232531

I have seen this done on the Minecraft Bedrock Edition wiki and am wondering how to add it to my own wiki. On a user's message wall there is the ability to make a welcome message, I am wondering how I can add this to the Xbox Wiki, I have looked on the DevWiki but could not find anything. Here is a link to my message wall on the wiki, showing a welcome message . 