After migrating from XenForo to Discourse, two tags did not convert properly: [JUSTIFY][/JUSTIFY] and [HEADING=1][/HEADING]. Could you please advise how to remove these tags? Thank you.

If I’m reading your question right, those text formatting strings appear in the body of imported topics because they didn’t convert to markdown, and you want to globally delete those strings. If that’s correct, I think you’ll want to look at: [image] Replace a string in all posts Self-Hosting bookmark This guide explains how to replace a string in all posts within a Discourse instance. person_raising_hand Required user level: System Administrator warning Console Access Required Want to replace a string in all the posts on a site? Let’s get started! warning WARNING: We strongly recommend you take a full backup before proceeding, and make sure your string replacement is specific enough to affect only the places you want it to. If this string replacement goes wrong, every… On the other hand, if you’re saying you somehow ended up with actual tags in Discourse that are named like [JUSTIFY][/JUSTIFY], then you can go to yourforum.com/tags and click on a bad tag, then use the wrench icon at the top of the page to edit or delete that tag. [image]

quote="ToddZ, post:2, topic:390762" 如果我正确理解您的问题，那些文本格式化字符串出现在导入的主题正文中，是因为它们没有转换为 Markdown，而您想全局删除这些字符串。 /quote 就是这个意思，谢谢

I see you’ve solved it – nice! :grin:

After migrating from XenForo to Discourse

Product Support Migration

ToddZ December 9, 2025, 9:40pm 4

I see you’ve solved it – nice!

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