Update learn/chat/getting_started_with_chat.mdx

Co-authored-by: gui machiavelli <[email protected]>

Author: tpayet

learn/chat/getting_started_with_chat.mdx

@@ -39,9 +39,9 @@ curl http://localhost:7700/keys \
 
 Look for the key with "Default Chat API Key" in the description. Use this key when querying the `/chats` endpoint.
 
-### Creating a chat API key for existing instances
+### Troubleshooting: Missing default chat API key
 
-If you have an existing Meilisearch instance and don't see a Default Chat API Key, create one manually:
+If your instance does not have a Default Chat API Key, create one manually:
 
 ```bash
 curl \
@@ -51,14 +51,12 @@ curl \
   --data-binary '{
     "name": "Chat API Key",
     "description": "API key for chat completions",
-    "actions": ["search", "chatCompletions", "documents.get"],
+    "actions": ["search", "chatCompletions"],
     "indexes": ["*"],
     "expiresAt": null
   }'
 ```
 
-This creates an API key with `search`, `chatCompletions`, and `documents.get` permissions, which are required for the chat feature to search and retrieve document content.
-
 ## Configure your indexes for chat
 
 Each index that you want to be searchable through chat needs specific configuration: