SBCGlobal is not working on your device, try the recovery methods given below:
Reboot your device as this can do the wonder in most of the cases
Uninstall and Re-install the application on your device
Check the IMAP/ POP Configuration Settings in Android
Make sure your phone is connected to the network
Set the correct IMAP settings for SBCGlobal email on Android:
Incoming Mail (IMAP) Server: mail.yahoo.com
Incoming port: 993
SSL Requirement: Yes
Outgoing (SMTP) server: mail.yahoo.com
Outgoing port: 465 or 587
SSL Requirement: Yes
Authentication Requirement: Yes
Detailed information available at SBCGlobal.net Email - https://www.theemailhelpline.com/sbcglobal-net-email-login/

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