> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Automatic installation

> Install a runtime application that uses ABBYY FineReader Engine on Linux in automatic (silent) mode using the command-line installer script.

This section provides guides on installing your application using the command line installer. To install ABBYY FineReader Engine automatically (or in silent mode), use the following parameters:

| Parameter                                                          | Description                                                                                                                                                                                                                                                                                                               |
| ------------------------------------------------------------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `--install-dir <folder path>`                                      | Set this option to specify the full path to the folder which will be used for ABBYY FineReader Engine installation. This parameter is required. <br /><br /> **Note:** *If you set only this option, the installation wizard, where the specified folder path is set as the default installation directory, will be run.* |
| `--serial-number <number>`                                         | Set this option to specify the ABBYY FineReader Engine 12 serial number.                                                                                                                                                                                                                                                  |
| `--license-path <file path>` <br />`--license-password <password>` | Set these options to specify the full path and the password to the Online License token file (you are going to use an Online License).                                                                                                                                                                                    |
| `--licenses-folder`                                                | Set this option to specify a path to a folder with licensing data. Note that you must set this option only when installing ABBYY FineReader Engine as a non-root user.                                                                                                                                                    |
| `--service-address <address>`                                      | Set this option to specify the DNS name or IP address of the computer where the Licensing Service must be installed.                                                                                                                                                                                                      |
| `--skip-local-service-installation`                                | Set this option to skip the installation of the local Licensing Service.                                                                                                                                                                                                                                                  |
| `--skip-local-license-activation`                                  | Set this option to skip the license activation on the local Licensing Service. You may activate your license using the License Manager utility after ABBYY FineReader Engine installation.                                                                                                                                |
| `-h`<br />`--help`                                                 | Use these options to display the list of commands with short descriptions.                                                                                                                                                                                                                                                |