Does the subject want to ask "What happened when Penguin MengMeng ar could not be scanned?"? Network problems. Penguin MengMeng ar can't be scanned, which is mostly caused by abnormal network connection.

1, first turn on the computer to check the network.

2. Secondly, open Penguin MengMeng to test whether the network connection is abnormal.

3. Finally, under the normal network environment, scan the penguin MengMeng ar again.