# defaults

> Read and write macOS user configuration for applications.

- Read system defaults for an application option:

`defaults read {{application}} {{option}}`

- Read default values for an application option:

`defaults read -app {{application}} {{option}}`

- Write the default value of an application option:

`defaults write {{application}} {{option}} {{-type}} {{value}}`

- Speed up Mission Control animations:

`defaults write com.apple.Dock expose-animation-duration -float 0.1`

- Delete all defaults of an application:

`defaults delete {{application}}`