Okay kiddo, imagine you have a toy that's not working properly. Maybe it's stuck and won't move or maybe some buttons aren't working. When this happens, sometimes you can fix it by pressing a special button called a "reset button."
The reset button is like a magic wand that can make your toy start fresh and work the way it's supposed to.
In grown-up words, the reset button technique is when you reset or reboot a device, like a computer or a phone, when things go wrong. It's like turning it off and then back on again, which can sometimes fix problems that were making it act weird or slow.
So if your computer is acting funny or your tablet is frozen, try pressing the reset button, or just turn it off and on again. It might just fix the problem and make everything work like new again!