diff --git a/frappe/custom/doctype/customize_form/customize_form.js b/frappe/custom/doctype/customize_form/customize_form.js
index 5d6b2ace2e..ed8f412d16 100644
--- a/frappe/custom/doctype/customize_form/customize_form.js
+++ b/frappe/custom/doctype/customize_form/customize_form.js
@@ -270,7 +270,10 @@ frappe.ui.form.on("Customize Form", {
 								fieldname: "apply_module_export_filter",
 								label: __("Apply Module Export Filter"),
 								description: __(
-									"Apply Module (for export) filter while exporting customizations."
+									"Export only customizations assigned to the selected module.<br> \
+									<span class='text-muted'><strong>Note:</strong> You must set the <em>Module (for export)</em> field on Custom Field and Property Setter records before applying this filter.</span>\
+									<p class='alert alert-warning'> <strong>Warning:</strong> Customizations from other modules will be excluded.</p>\
+									"
 								),
 								default: 0,
 							},