A

apps/exams/Tpl/default/Index/examsroom_w3g.html

@@ -523,7 +523,11 @@
 				})
 			},
 			onChoose: function(opt) {
-				
+				if(this.currentQuestionTypeKey == 'radio') {
+					this.currentOptions.forEach( r => {
+						r.selected = opt.key == r.key
+					})
+				}
 			}
 		}
 	})