Lee Munkyeong · @lee-mk · Kim Peace · Lee Munkyeong · Lee Munkyeong · Lee Munkyeong
--- a/public_new/js/chat-ui.js
+++ b/public_new/js/chat-ui.js
    if (CHAT_UTIL.isIOS()) {
        webkit.messageHandlers.joinCollaboration.postMessage({"collaborationType": collaborationType, "meetingId": meetingId});
    } else if (CHAT_UTIL.isAndroid()) {
+        if (collaborationType == COLLABORATION_TYPE.DOCUMENT && androidVersion < ANDROID_SDK_VERSION.O) {
+            alert(getLocalizedString('not_support_version'));
+            return;
+        }
        android.joinCollaboration(collaborationType, meetingId);
    }
 }

 CHAT_UI.startCollaboration = function(collaborationType) {
+    if (collaborationType == COLLABORATION_TYPE.DOCUMENT && androidVersion < ANDROID_SDK_VERSION.O) {