HOME SETUP TIMER
How long does a Whirlpool refrigerator take to fully stabilize?
Quick answer
Use 24 hours as the starting point.
After startup
Start a reminder timer
24 hours
Timer has not started.
When it rings: Confirm temperatures are stable.
What the source actually says
Whirlpool says full stabilization can take up to 24 hours.
Room temperature, loading and door openings affect cooling.
Source
Read the manufacturer guidance. Model instructions override this general page.