Canon EOS REBEL T7i Instruction Manual page 57

Feature Guide
When using Quick Control or setting menu items, you can display a
brief description of functions and options (feature guide). By default, it is
set to [Enable].
Sample Screens

Quick Control screen
The description will disappear when you tap on it or proceed with the
operation.
3 Setting the Screen Display Level
Select [Feature guide].
1
Select [Enable].
2
Menu screen
Feature guide
57