preferencesapp
nounUK /ˈprɛfərənsɪz æp/
US /ˈprɛfərənsɪz æp/
A preferences app is a small program that lets you choose how things work.
I used the preferences app to make the text bigger on my tablet.
OTHER MEANINGS
2. A section inside a program where you can change its settings.
Open the preferences app to turn on dark mode.
3. A tool for saving your favorite choices so a program remembers them.
The preferences app saved my language choice for next time.
4. A place to adjust how an app looks or behaves.
She changed the sound volume in the preferences app.