Guangdong learning car service cannot receive verification code.

Does the subject want to ask, "What is the reason why the Guangdong learning car service can't receive the verification code?" The memory is full and the signal is poor.

1, the storage is full. Guangdong learning car service can't receive verification code because the storage capacity of SMS is limited. If the received short message is not cleared in time, it will not receive subsequent short messages.

2. The signal is poor. Guangdong learning car service can't receive the verification code, which means that the mobile phone is not turned on for a long time or in a place with poor signal for a long time, which will make the sent short message expire.