As we've explained on several threads before, we can't activate the anti-spam module because it can affect dependencies between https://t.co/Wwf97X1gsa and the forum.
— PrestaShop (@PrestaShop) July 13, 2018
For now, we do discuss what we're going to do to fix this issue. 2/2
https://goo.gl/EO0ad1
https://goo.gl/xF8heB