diff --git a/docs/mma.md b/docs/mma.md
index ab632d0f1ba4..92e41d690bad 100644
--- a/docs/mma.md
+++ b/docs/mma.md
@@ -357,7 +357,7 @@ Here is the list of current deep links available, which can be found here in the
`fenix://make_default_browser` |
- Opens to the Android default apps settings screen. **Only works on Android API >=24** |
+ Opens to the Android default apps settings screen. If Android API <= 23 opens tab to support page defined in SupportUtils.SumoTopic.SET_AS_DEFAULT_BROWSER |
`fenix://settings_notifications` |