How to reproduce:
# Open HUB;
# Create a new project;
# Add new game object in "Hierarchy" window;
# Go to "Inspector" window;
# Click on "Preset" icon, which is on the right from the help icon in the "Transform" section;
# In "Select Preset" window click "Create new Preset";
# Enter preset name and click "Save";
# Verify, that newly created preset becomes displayed in "Assets" folder in "Project" window;
# Select that newly created preset and verify that its data become displayed in the "Inspector" tab;
# Click on "Open Reference for Preset" help icon.

 
Expected Result: Documentation page with the data should be displayed for the user.
Actual Result: User gets "Sorry... that page seems to be missing!".

 
Reproducible with: 2021.3.10f1, 2022.1.19f1, 2022.2.0b10, 2023.1.0a13.
Not reproducible with: 2020.3.40f1.

Note: On 2020.3.40f1 question mark is not displayed at all. Would be good to have consistent view and on these streams