Canon EOS RP Instruction Manual page 166

Setting Power-Saving Features
You can adjust the timing of when the screen, camera, and viewfinder turn
off automatically (Display off, Auto power off, and Viewfinder off).
1
Select [
~
: Power saving].
l
Select an item.
• Even when [Auto power off] is set to
[Disable],
the screen will turn off after
the time set in [Display off].
165
I