Learn HTML by Building a Cat Photo App - Step 12

you’re not doing anything wrong in terms of your coding syntax, you’re just missing the objective of this step.

if you reset the step you will see this code is given in the editor area:
<p>See more cat photos in our gallery.</p>

The goal is to make the existing text within this paragraph into a link, not to add new text that is a link. Does that make sense?

They gave you an example in the instructions when they said:

You can turn any text into a link, such as the text inside of a p element.

<p>I think <a href="https://www.freecodecamp.org">freeCodeCamp</a> is great.</p>

In their example, they started out with:
<p>I think freeCodeCamp is great.</p>
and they turned the word freeCodeCamp into a link (without rewriting it).

You will need to do the same with the words cat photos