Merge pull request #16353 from frappe/mergify/bp/develop/pr-16018

frappe/public/js/frappe/form/footer/form_timeline.js

@@ -454,7 +454,10 @@ class FormTimeline extends BaseTimeline {
 		let edit_box = this.make_editable(edit_wrapper);
 		let content_wrapper = comment_wrapper.find('.content');
 		let more_actions_wrapper = comment_wrapper.find('.more-actions');
-		if (frappe.model.can_delete("Comment")) {
+		if (frappe.model.can_delete("Comment") && (
+			frappe.session.user == doc.owner ||
+			frappe.user.has_role("System Manager")
+		)) {
 			const delete_option = $(`
 				<li>
 					<a class="dropdown-item">