diff --git a/src/js/1p-filters.js b/src/js/1p-filters.js
index 7e20a30c2..d27b6710f 100644
--- a/src/js/1p-filters.js
+++ b/src/js/1p-filters.js
@@ -28,7 +28,7 @@ import { onBroadcast } from './broadcast.js';
 
 /******************************************************************************/
 
-const cmEditor = new CodeMirror(qs$('#userFilters'), {
+const cmOptions = {
     autoCloseBrackets: true,
     autofocus: true,
     extraKeys: {
@@ -47,7 +47,21 @@ const cmEditor = new CodeMirror(qs$('#userFilters'), {
     styleActiveLine: {
         nonEmpty: true,
     },
-});
+};
+(( ) => {
+    try {
+        const url = new URL(self.top.location.href);
+        const input = url.searchParams.get('input');
+        if ( input === 't' ) {
+            cmOptions.inputStyle = 'textarea';
+        } else if ( input === 'c' ) {
+            cmOptions.inputStyle = 'contenteditable';
+        }
+    } catch {
+    }
+})();
+
+const cmEditor = new CodeMirror(qs$('#userFilters'), cmOptions);
 
 uBlockDashboard.patchCodeMirrorEditor(cmEditor);