This command is a shortcut to all JetBrains Rider's code exploration features: Call Tracking, Value Tracking,. Depending on the context, thits shortcut helps you access all code-exploration features available in that context.
To view contextually available code exploration features
Place the caret on a symbol in the editor or select the symbol in the Structure tool window.
The Inspect This drop-down list appears.
Choose an item from the list and click on it or press Enter.