Assistive touch not showing

The Assistive Touch feature is currently available only on the Watch 6 and the SE. Presumably it will be available on the Watch 7 when it is released.

Assistive touch is only available for watch SE and 6;

Use AssistiveTouch on Apple Watch (Apple Watch SE and Apple Watch Series 6 only)

Im using the iPhone 11 Pro Max and I have a series 6, but running up to date software, but the option still isn’t in my settings.

It's in the watch app on the phone;

Accessibility/assistive touch