It appears AT&T initially wasn’t sure what was going on, as it replied to White House Press Secretary Karoline Leavitt on X to say that it had reached out to the White House ”

President Donald Trump’s couldn’t join a conference call, and it caused him to publicly lambast AT&T. The president was meant to speak with “tens of thousands of people” and faith leaders from across the nation Monday afternoon, but was unable to join the call due to technical issues.

On June 30, US president Donald Trump was in a conference call "with faith leaders from all over the country" when it failed. He promptly took to Truth Social to blame AT&T. AT&T disagrees with his assessment.