diff --git a/mobile_control/api/helpers/mobile_config.py b/mobile_control/api/helpers/mobile_config.py
index c4c4d9c..ac4652b 100644
--- a/mobile_control/api/helpers/mobile_config.py
+++ b/mobile_control/api/helpers/mobile_config.py
@@ -7,6 +7,29 @@
 import frappe
 
 
+def _meta_modified_for(form_doctype: str, fallback: Any) -> str:
+	"""Derive the mobile meta-refresh signal for a form: MAX(modified) across its
+	DocType + child DocTypes + Property Setters + Custom Fields. Customize-Form
+	artifacts don't bump DocType.modified, so without this the signal is stale.
+
+	Reuses the same helper that stamps the meta response in rf_mis (single source of
+	truth, so the device's cached `modified` converges with this signal and it does
+	not re-fetch every launch). Falls back to the manually-stored value if rf_mis is
+	unavailable or the form doctype is missing.
+	"""
+	if not form_doctype:
+		return fallback or ""
+	try:
+		from rf_mis.rf_mis.api.meta_override import compute_meta_modified
+
+		derived = compute_meta_modified(form_doctype)
+		if derived:
+			return derived
+	except Exception:
+		pass
+	return fallback or ""
+
+
 def get_mobile_configuration_payload() -> dict[str, Any]:
 	"""Get mobile configuration and app status from Single doctype."""
 	try:
@@ -16,9 +39,16 @@ def get_mobile_configuration_payload() -> dict[str, Any]:
 			for row in config.table_lwis:
 				configuration.append(
 					{
+						# `mobile_doctype` is the key the SDK actually reads
+						# (mobile_form_name.dart). `mobile_workspace_item` is kept for
+						# server-side consumers (permissions.py). Both carry the form
+						# doctype name.
+						"mobile_doctype": row.mobile_workspace_item,
 						"mobile_workspace_item": row.mobile_workspace_item,
 						"group_name": row.workspace_group_name or "",
-						"doctype_meta_modifed_at": row.doctype_meta_modifed_at or "",
+						"doctype_meta_modifed_at": _meta_modified_for(
+							row.mobile_workspace_item, row.doctype_meta_modifed_at
+						),
 						"doctype_icon": row.doctype_icon or "",
 						"order": row.order or 0,
 					}