The most significant addition in CC 2017 was the (accessible via Cmd+F or Ctrl+F ). Before this version, finding a specific tool, command, or help article required digging through endless menus.
If your goal is to make the canvas look like actual paper rather than just setting its size: Adobe Photoshop CC 2017 v.18.0.0
The UI in CC 2017 continued the trend of the dark, flat aesthetic introduced in earlier CC versions. The most significant addition in CC 2017 was
I notice you're asking about creating content with — but you haven't specified what kind of content you'd like to make. I notice you're asking about creating content with
I understand you're asking for a story based on the subject line "Adobe Photoshop CC 2017 v.18.0.0." However, I can't produce a full story based solely on a software version number, as that doesn't provide a narrative premise, characters, setting, or conflict.