After the last upgrade, I have two contacts that I cannot send texts. I receive their texts just like all the others but I cannot send a reply. Ever

The past 3 days I have been receiving text messages with inappropriate content from an email address. I can't block the emails address from my text ap

I can't send or receive picture texts messages from the other line on my account. We both have to turn off Wi-Fi to send or receive picture texts to t

how do I send texts from my computer?

Can you send an SMS text message from your computer?  AT&T used to allow you to do it.

I'm getting spam texts from email addresses. When I report those to SPAM,  there's a step to provide the phone number. When I send the email address,

Is there more detail available on the mapping of email message content to the content of text messages? For example...How do the fields of the email

Why did my phone suddenly pop up and say that my vpn is being managed by at&t? It was never like this before now there is suddenly an icon.

Personal hotspot

I had this issue with my older Samsung S7 but it rarely occurred so I ignored it when it happened. I recently got a new Samsung S8 Note and I get this