When you can't access the sbcglobal email account on your phone or computer. it will become a really irritating issue for you. To get that problem fixed, you have to make some changes into the user account or password. so here are the guide to troubleshoot the account. 

How To Fix Sbcglobal email account problem? 

• If you can't access the sbcglobal email account on your phone or computer. Please go to the network settings. here you need to check the internet connection. your computer or smartphone should be connected to the internet. now go to the DNS settings. here you need to configure The DNS address manually. after that, you should try to access the sbcglobal email account. 
• Let's go to the att official website. here you need to check the service status. if sbcglobal email services are down due to the technical glitches. you need to wait until the servers will be up and running fine. 
• If yahoo servers are blocking the sign in activity. you should reset the sbcglobal mail password. now try to access the mail account using the correct servers. after that, you should try to access the mail account again. 

so these are the steps to fix can't access sbcglobal.net email account problems. in case, if you need more help, you need to visit askprob blogs. there you will find the complete guide.