If you are unable to sign into the sbcglobal email account on the phone or computer. It means there is something wrong with the login credentials. in that a case, you have to reset the sbcglobal email password. But if your sbcglobal email account does not work, you need to check the mail application or browser application. Here are the guide to fix it on your device.
1. First of all, you need to clear the cache and cookies files.
2. Go to the browser settings and update it on your device.
3. Sometimes, Sbcglobal email is not working because of the mail application. so you need to check the incoming and outgoing server settings.
4. Remove the current account and then re-add the mail account.

once you will make these changes into the sbcglobal account. it will start working fine. in case, if you are still having the sbcglobal.net email not working problem. you need to visit down reporter blogs. there you will find the complete guide.