How can I share photos using my iPhone 14 Pro?

We could give better advice with more details.

Use Mail, Messages, AirDrop, Shared Albums, Shared Public Links

If it's a few pictures to another iPhone nearby, then AirDrop is best

Use AirDrop on your iPhone or iPad - Apple Support

See this:

Share photos and videos on iPhone - Apple Support

Create shared albums in Photos on iPhone - Apple Support

Share photos and videos with an iCloud Link on iCloud.com - Apple Support

Typical666 wrote:

share Photo

[Re-Titled by Moderator]

Original Title: Photo

Share photos to what? Click on the photo and use the icon at the bottom left, box with arrow and choose from the option.