There is a massive design quirk in WoW: If you are a Healer, you will not see green numbers floating up from your tank unless you enable a separate toggle.
Simply turning on the numbers isn't enough. You want to see the and color difference between a normal hit and a critical strike. how to enable damage numbers in wow
These are usually in or under Accessibility → Colors & Fonts (depending on patch). There is a massive design quirk in WoW:
Used by over 60% of raiders.
While the native Blizzard options have improved, they are still limited in customization. If you are serious about your damage output—or just want the numbers to look cleaner—most players use an addon. how to enable damage numbers in wow