diff --git a/jey_layout/api.py b/jey_layout/api.py
index 781aff1..45591dc 100644
--- a/jey_layout/api.py
+++ b/jey_layout/api.py
@@ -219,7 +219,16 @@ def _validate_config(cfg: dict) -> dict:
 		if order:
 			entry["order"] = order
 		out_ws[ws_name] = entry
-	return {"version": 1, "workspaces": out_ws}
+
+	out = {"version": 1, "workspaces": out_ws}
+	# Global block list: doctypes blocked anywhere (incl. ones not on /desk).
+	blocked_doctypes = []
+	for dt in cfg.get("blocked_doctypes") or []:
+		if isinstance(dt, str) and dt and dt not in blocked_doctypes:
+			blocked_doctypes.append(dt)
+	if blocked_doctypes:
+		out["blocked_doctypes"] = blocked_doctypes
+	return out
 
 
 def _write(path: str, cfg: dict):
diff --git a/jey_layout/public/css/jey_layout.css b/jey_layout/public/css/jey_layout.css
index 6733f00..c38e3db 100644
--- a/jey_layout/public/css/jey_layout.css
+++ b/jey_layout/public/css/jey_layout.css
@@ -204,3 +204,31 @@ body.jey-edit .links-widget-box {
 	outline: 1px dashed var(--border-color);
 	outline-offset: 2px;
 }
+
+/* Block DocTypes dialog */
+.jey-blocked-row {
+	display: flex;
+	align-items: center;
+	gap: 8px;
+	padding: 5px 8px;
+	border: 1px solid var(--border-color);
+	border-radius: 6px;
+	margin-bottom: 6px;
+	font-size: 13px;
+}
+.jey-blocked-row .dt {
+	flex: 1;
+	font-weight: 500;
+}
+.jey-blocked-x {
+	border: none;
+	background: transparent;
+	cursor: pointer;
+	color: var(--red-500, #e24c4c);
+	font-size: 12px;
+	padding: 2px 6px;
+	border-radius: 5px;
+}
+.jey-blocked-x:hover {
+	background: var(--red-100, #fce4e4);
+}
diff --git a/jey_layout/public/js/jey_layout.js b/jey_layout/public/js/jey_layout.js
index 3d144bb..d63ab24 100644
--- a/jey_layout/public/js/jey_layout.js
+++ b/jey_layout/public/js/jey_layout.js
@@ -80,6 +80,7 @@
 		const $fab = $(`
 			<div id="jey-fab">
 				<div class="jey-fab-menu">
+					<button data-act="block">🔒 ${__("Block DocTypes")}</button>
 					<button data-act="export">${__("Export to jey_theme")}</button>
 					<button data-act="reset">${__("Reset to default")}</button>
 				</div>
@@ -91,10 +92,64 @@
 		`).appendTo("body");
 
 		$fab.find(".jey-fab-btn").on("click", toggle_edit);
+		$fab.find('[data-act="block"]').on("click", open_block_doctypes_dialog);
 		$fab.find('[data-act="export"]').on("click", do_export);
 		$fab.find('[data-act="reset"]').on("click", do_reset);
 	}
 
+	// Global block list — block any doctype, including ones not present on /desk.
+	function open_block_doctypes_dialog() {
+		let list = (config.blocked_doctypes || []).slice();
+		const d = new frappe.ui.Dialog({
+			title: __("Block DocTypes (anywhere, incl. not on the desk)"),
+			fields: [
+				{ fieldname: "add", label: __("Add a DocType to block"), fieldtype: "Link", options: "DocType" },
+				{ fieldname: "list_html", fieldtype: "HTML" },
+			],
+			primary_action_label: __("Save"),
+			primary_action: async () => {
+				if (list.length) config.blocked_doctypes = list;
+				else delete config.blocked_doctypes;
+				await save_now();
+				d.hide();
+				frappe.show_alert(
+					{ message: __("Saved — “✓ Done editing” to apply the block"), indicator: "green" },
+					5
+				);
+			},
+		});
+		const render = () => {
+			const $w = d.fields_dict.list_html.$wrapper;
+			$w.empty();
+			if (!list.length) {
+				$w.html(`<div class="text-muted" style="padding:6px 0">${__("No blocked doctypes yet.")}</div>`);
+				return;
+			}
+			list.forEach((dt, i) => {
+				const $row = $(
+					`<div class="jey-blocked-row">🔒 <span class="dt"></span>` +
+						`<button type="button" class="jey-blocked-x" title="${__("Remove")}">✕</button></div>`
+				);
+				$row.find(".dt").text(dt);
+				$row.find(".jey-blocked-x").on("click", () => {
+					list.splice(i, 1);
+					render();
+				});
+				$w.append($row);
+			});
+		};
+		d.fields_dict.add.df.onchange = () => {
+			const v = d.get_value("add");
+			if (v) {
+				if (!list.includes(v)) list.push(v);
+				d.set_value("add", "");
+				render();
+			}
+		};
+		render();
+		d.show();
+	}
+
 	function update_fab() {
 		const $fab = $("#jey-fab");
 		$fab.toggleClass("on", editing);