not merging while posting by tapatalk

[321jaber]

Hello, while posting by tapatalk ext. is merging new post "content" with old(previous) post, but it leaves newer post undeleted.
It looks like below.
phpbb 3.3.3 php 7.4, posts_merging 3.0 dev. But was same also on old version (2...something from 2017)
Best regards!
Amazing job!