Update release-notes.md

Author: Juliako

articles/azure-video-indexer/release-notes.md

@@ -81,9 +81,13 @@ The new set of logs, described below, enables you to better monitor your indexin
 
 Azure Video Indexer now supports Diagnostics settings for indexing events. You can now export logs monitoring upload, and re-indexing of media files through diagnostics settings to Azure Log Analytics, Storage, Event Hubs, or a third-party solution.
 
-### Expanded supported languages in LID and MLID through the API
+### Expanded supported languages in LID and MLID through Azure Video Indexer API
 
-We expanded the languages supported in LID (language identification) and MLID (multi language Identification) using the Azure Video Indexer API.
+Expanded the languages supported in LID (language identification) and MLID (multi language Identification) using the Azure Video Indexer API. 
+
+The following languages are now supported through the API: Arabic (United Arab Emirates), Arabic Modern Standard, Arabic Egypt, Arabic (Iraq), Arabic (Jordan), Arabic (Kuwait), Arabic (Oman), Arabic (Qatar), Arabic (Saudi Arabia), Arabic Syrian Arab Republic, Czech, Danish, German, English Australia, English United Kingdom, English United States, Spanish, Spanish (Mexico), Finnish, French (Canada), French, Hebrew, Hindi, Italian, Japanese, Korean, Norwegian, Dutch, Polish, Portuguese, Portuguese (Portugal), Russian, Swedish, Thai, Turkish, Ukrainian, Vietnamese, Chinese (Simplified), Chinese (Cantonese, Traditional).
+
+To specify the list of languages to be identified by LID or MLID when auto-detecting, call [upload a video](https://api-portal.videoindexer.ai/api-details#api=Operations&operation=Upload-Video) API and set the `customLanguages` parameter to include up to 10 languages from the supported languages above. Please note that the languages specified in the `customLanguages` are compared at a language level thus should include only one locale per language.
 
 For more information, see [supported languages](language-support.md).