right-click make rule about this sender
delete all the stuff in the email address (from left to right) up to the domain name (not just the name and @ symbol, but subdomain too )
click drop down to select the trash
click save
wait for popup.
click run single rule.
Comments
I wish it was one click to:
right-click make rule about this sender delete all the stuff in the email address (from left to right) up to the domain name (not just the name and @ symbol, but subdomain too ) click drop down to select the trash click save wait for popup. click run single rule.