diff --git a/toolkit/components/search/SearchSettings.sys.mjs b/toolkit/components/search/SearchSettings.sys.mjs
index 3716af5e7be84..38131db51d703 100644
--- a/toolkit/components/search/SearchSettings.sys.mjs
+++ b/toolkit/components/search/SearchSettings.sys.mjs
@@ -1596,6 +1596,11 @@ if
 engine
 .
 _isAppProvided
+&
+&
+engine
+.
+id
 )
 {
 let
diff --git a/toolkit/components/search/tests/xpcshell/test_settings_migrate_id_format.js b/toolkit/components/search/tests/xpcshell/test_settings_migrate_id_format.js
index 2500b9530b08f..f82feddd15900 100644
--- a/toolkit/components/search/tests/xpcshell/test_settings_migrate_id_format.js
+++ b/toolkit/components/search/tests/xpcshell/test_settings_migrate_id_format.js
@@ -138,6 +138,43 @@ order
 1
 }
 }
+/
+/
+It
+is
+possible
+for
+inactive
+engines
+to
+not
+have
+an
+id
+even
+if
+the
+/
+/
+settings
+version
+is
+over
+6
+see
+bug
+1914380
+.
+{
+_name
+:
+"
+engine3
+"
+_isAppProvided
+:
+true
+}
 ]
 }
 ;