Hi,
I confirm your custom code works to always display the merge button but it doesn’t merge anything.
I’ve still a lot of duplicate venues :
Centre Culturel Bouddhique de Rennes
Centre Culturel Bouddhique de Rennes
Centre Culturel Bouddhique de Rennes
Can you explain wherein those pages are not identical?
So, what is the issue the solution? Should I redirect all venues?
Thanks