M MTMain New Member Apr 20, 2021 #1 I am merging two lists. In first list 408,186 subscribers , In second list 122,738 subscribers. That merging is slow and does not work Properly.
I am merging two lists. In first list 408,186 subscribers , In second list 122,738 subscribers. That merging is slow and does not work Properly.
twisted1919 Administrator Staff member Apr 20, 2021 #2 Merging is expected to be slow, best is to merge them outside mailwizz and import them already merged.
Merging is expected to be slow, best is to merge them outside mailwizz and import them already merged.