This may be due to a technical problem. To do this, we ask you to do the following actions:
Reboot the device.
Update Bilderlings application.
Remove the SIM card with an authorized number and then put it back into the device.
Check roaming mode. It should be off.
Disable VPN.
Clear device memory.
Check internet connection.
Check mobile network.
If nothing works, please write to [email protected] from your registered email and give the information on your current location, as sometimes this might occur due to roaming problems.