file size limits

Author: aahill

articles/ai-services/openai/concepts/use-your-data.md

@@ -43,7 +43,7 @@ For documents and datasets with long text, you should use the available [data pr
 
 ## Data formats and file types
 
-Azure OpenAI on your data supports the following filetypes:
+Azure OpenAI on your data supports the following filetypes (16 MB or less per file):
 
 * `.txt`
 * `.md`

articles/ai-services/openai/includes/connect-your-data-studio.md

@@ -24,7 +24,7 @@ Navigate to [Azure OpenAI Studio](https://oai.azure.com/) and sign-in with crede
 1. In the pane that appears, select **Upload files** under **Select data source**. Select **Upload files**. Azure OpenAI needs both a storage resource and a search resource to access and index your data.
 
     > [!TIP]
-    > * For a list of supported data sources, see [Data source options](../concepts/use-your-data.md#data-source-options)
+    > * For a list of supported data sources and file types, see [Data source options](../concepts/use-your-data.md#data-source-options) and [formats](../concepts/use-your-data.md#data-formats-and-file-types).
     > *  For documents and datasets with long text, we recommend using the available [data preparation script](../concepts/use-your-data.md#ingesting-your-data-into-azure-cognitive-search). 
 
     1. For Azure OpenAI to access your storage account, you will need to turn on [Cross-origin resource sharing (CORS)](https://go.microsoft.com/fwlink/?linkid=2237228). If CORS isn't already turned on for the Azure Blob storage resource, select **Turn on CORS**.