If your iPhone's always-on display is a bit too bright for your liking, here's how to tone it down or turn it off.
Open Settings (iPhone or iPad) or System Settings (Mac) and choose Apple Intelligence & Siri. Then turn off the Apple Intelligence option. Confirm your choice in the dialog that appears by tapping ...
there is a way to manually and completely turn off the always-on display on the iPhone if you're not a fan. If you like the idea of having an always-on display but just want to see the essentials ...