139 Is there a charge for SMS reminders? How to cancel?

139 There is no charge for the short message service in the mailbox. Moreover, 139 mailbox charging items only have different levels of paid versions. 5 yuan, 10 yuan, 15 yuan and 20 yuan editions. The biggest difference between different versions is that the size of attachments sent is different, and the number of free short messages sent is different. But no matter what version of free SMS can be provided, there is no charge.

You need to cancel the setting of free SMS reminder login 139 mailbox-just cancel SMS reminder in Settings-Reminder Settings.