PilotWeb.org wrote:
If ATC uses the term "Cleared for approach" and/or gave you a clearance
limit, using the term "Cleared" then yes, you were operating under IFR.

Incorrect. I get the word CLEARED all the time in class B airspace
(coming and going) without the slightest pretense of IFR operation.

I get the word "Cleared" for landing all the time without the slightest
pretense of IFR.