The checkout notification is installed by default. If you don't have it installed, you must have uninstalled it. Greeting is one of the customer data modules. Probably traditional_short_name. You could either install that or create a replacement. Your Rock solid man, if i could i´d buy you a shitlo...

Hey. I´m running v. 1.0.7.18 on PHP 7.4 and i can´t figure out one vital function :) When i place an order i never get the order confirmation mail to the shop owner or the one ordering. The customer gets the mail If i update the order with notify customer ticked. I´ve found a module in notifications...