Update concept-custom.md

Author: laujan

articles/applied-ai-services/form-recognizer/concept-custom.md

@@ -45,7 +45,7 @@ The following resources are supported by Form Recognizer v3.0:
 
 | Feature | Resources |
 |----------|-------------|
-|Custom model| <ul><li>[Form Recognizer Studio](https://fott-2-1.azurewebsites.net)</li><li>[REST API](https://westus.dev.cognitive.microsoft.com/docs/services/form-recognizer-api-v3-0-preview-1/operations/AnalyzeDocument)</li><li>[C# SDK](quickstarts/try-v3-csharp-sdk.md)</li><li>[Python SDK](quickstarts/try-v3-python-sdk.md)</li></ul>|
+|Custom model| <ul><li>[Form Recognizer Studio](https://formrecognizer.appliedai.azure.com/studio/customform/projects)</li><li>[REST API](https://westus.dev.cognitive.microsoft.com/docs/services/form-recognizer-api-v3-0-preview-1/operations/AnalyzeDocument)</li><li>[C# SDK](quickstarts/try-v3-csharp-sdk.md)</li><li>[Python SDK](quickstarts/try-v3-python-sdk.md)</li></ul>|
 
 ### Try Form Recognizer