Quick meaning
How many times per second your screen updates the image, measured in Hz — higher means smoother motion.
Think of it like this
Like how many frames per second a film shows — more frames means smoother movement.
Where you may see this
You may hear this when buying a device, asking for repairs, or checking phone and computer settings.
Why it matters
Understanding the hardware term helps you choose the right device and explain problems more clearly when asking for help.
Say it simply
Refresh Rate means: How many times per second your screen updates the image, measured in Hz — higher means smoother motion.