My phone/tablet is unable to receive verification codes

My phone/tablet is unable to receive verification codes

1 Enable Airplane mode and disable it

This issue may be caused by a network delay or a server error. Swipe down from the status bar to open the notification panel, touch Airplane mode to switch it on, then touch it again to switch it off. This should cause the network to deliver the SMS message again.

2 Check whether numbers have been added to Blocklist

Check whether numbers have been added to Blocklist. If so, remove the numbers from Blocklist based on your requirements and try again.

Go to Optimizer > Blocked > Block rules > Blocklist.

3 Check whether Block strangers is enabled

Check whether Block strangers has been enabled. If so, disable it and try again.

Go to Optimizer > Blocked > Message block rules > Block unknown numbers.

4 Check whether the number has been saved to the PrivateSpace

Open Settings, search for and access PrivateSpace, open Messaging, and check whether there are any received messages. If so, transfer the corresponding contacts you need to MainSpace.

5 Switch off Spam Protection

Go to Messaging > Settings > General Spam > Protection, then switch it off.

6 Restore the Messaging app to its default settings if the issue persists

Go to Messaging > > Settings > , and touch Restore default settings at the bottom.

7 Insert your SIM card into another phone/tablet and see if the verification code can be received

Insert your SIM card into another phone/tablet and see if the verification code can be received. If the issue persists, contact your carrier or third-party app provider. This issue may be caused by a communication issue on the third-party app server.