# optimization_settings: Apache Modules Management

The `optimization_settings` utility is used for managing the Apache modules in Plesk.

## Usage

    optimization_settings <command> [<locale_code>]

## Example

To enable the `auth_basic` Apache module.

    plesk bin optimization_settings --enable-module auth_basic

## Commands

Command | Parameter | Description | Example
--- | --- | --- | ---
`--enable-module or -e` | `<module>[,<module>]` | Enables the specified Apache module. | To enable the auth_basic Apache module:
    plesk bin optimization_settings -e auth_basic
`--disable-module or -d` | `<module>[,<module>]` | Disables the specified Apache module. | To disable the auth_basic Apache module:
    plesk bin optimization_settings -d auth_basic
`--status or -s` |  | Displays the status of all Apache modules. | To see the status of all Apache modules:
    plesk bin optimization_settings -s
`--set-mpm` | `prefork|event` | Sets the Apache MPM mode. | To set the Apache MPM mode to prefork:
    plesk bin optimization_settings --set-mpm prefork
`--get-mpm` |  | Displays the current Apache MPM mode | To see the currently selected Apache MPM mode:
    plesk bin optimization_settings --get-mpm
`--help or -h` |  | Displays the help page. | To see the help page:
    plesk bin optimization_settings -h