1. Do you have a touchscreen Chromebook? What if you want to turn off the touchscreen occasionally and use just the keyboard and the touchpad? You can do this with a keyboard shortcut. Turn on/off the touch screen using this keyboard shortcut: SEARCH + SHIFT + T.
2. Are you a mouse person or a touchpad person? I use a mouse most of the time and can manage without turning the touchpad off. However, in some cases, it is good to have it turned off to avoid accidental clicks and mouse movements. Turn the touchpad on/off using this keyboard shortcut: <SEARCH> + <SHIFT> + P
Get more tips directly from the source of these tips: https://www.chromestory.com/2020/01/chromebook-tips-and-tricks/