> ## 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.

# Supplementary Methods of the Engine Object

The [Engine](/fine-reader/engine/api-reference/engine-object-iengine-interface) object exposes the methods which provide additional services.

| Name                                                                                                                                                                                                                             | Description                                                                                                                                                                              |
| -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| [CleanRecognizerSession](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/cleanrecognizersession-method)                                                                                  | Cleans the current recognition session.                                                                                                                                                  |
| [ConvertLanguageIdToLCID](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/convertlanguageidtolcid-method)                                                                                | Converts ABBYY FineReader Engine internal representation of language ID by the [LanguageIdEnum](/fine-reader/engine/api-reference/enumerations/languageidenum) into Win32 standard LCID. |
| [ConvertLCIDToLanguageId](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/convertlcidtolanguageid-method)                                                                                | Converts Win32 standard LCID into ABBYY FineReader Engine internal representation of language ID by the [LanguageIdEnum](/fine-reader/engine/api-reference/enumerations/languageidenum). |
| [EditUserPattern](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/edituserpattern-method) <br /><br /> **Note:** *Windows only.*                                                         | Produces the dialog box for editing user pattern in the specified path.                                                                                                                  |
| [GetAvailableLicenses](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/getavailablelicenses-method)                                                                                      | Provides access to the collection of available licenses.                                                                                                                                 |
| [LoadModule](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/loadmodule-method)                                                                                                          | Allows you to load the modules which will be necessary for application operation.                                                                                                        |
| [LoadPredefinedProfile](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/loadpredefinedprofile-method)                                                                                    | Loads one of the [predefined profiles](/fine-reader/engine/guided-tour/advanced-techniques/working-with-profiles#predefined_profiles).                                                   |
| [LoadProfile](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/loadprofile-method)                                                                                                        | Loads a [user profile](/fine-reader/engine/guided-tour/advanced-techniques/working-with-profiles#user_profiles) file.                                                                    |
| [MergePatterns](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/mergepatterns-method)                                                                                                    | Merges several user pattern files into one file.                                                                                                                                         |
| [ReleaseOnlineLicense](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/releaseonlinelicense-method) <br /><br /> **Note:** *Linux and Windows only.*                                     | Disables and removes an [Online License](/fine-reader/engine/licensing/online-licensing).                                                                                                |
| [RestartLicensing](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/restartlicensing-method) <br /><br /> **Note:** *Linux and Windows only.*                                             | Restarts licensing, for example, after the connection to the license server was broken and re-established.                                                                               |
| [SetCurrentLicense](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/setcurrentlicense-method)                                                                                            | Sets current license.                                                                                                                                                                    |
| [SetLicensingConnectionRecoveryCallback](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/setlicensingconnectionrecoverycallback-method) <br /><br /> **Note:** *Linux and Windows only.* | Sets the user-implemented interface which is used to manage the connection breakdowns.                                                                                                   |
| [SetParallelProcessingCallback](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/setparallelprocessingcallback-method) <br /><br /> **Note:** *Linux and Windows only.*                   | Sets the interface which is used to manage the parallel processing work.                                                                                                                 |
| [StartLogging](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/startlogging-method)                                                                                                      | Enables logging of errors, warnings and method calls.                                                                                                                                    |
| [StopLogging](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/stoplogging-method)                                                                                                        | Disables logging of errors, warnings and method calls.                                                                                                                                   |
| [TrainUserPattern](/fine-reader/engine/api-reference/engine-object-iengine-interface/supplementary-methods/trainuserpattern-method)                                                                                              | Allows you to perform pattern training.                                                                                                                                                  |

## See also

[Engine](/fine-reader/engine/api-reference/engine-object-iengine-interface)