T-mobile Outage Causes Iphones to Display 'SOS' Signal

WHO:

9to5Mac - T-Mobile spokesperson provided a statement regarding the outage.

Mashable - Tens of thousands of T-Mobile users reported service issues.

WHAT:

9to5Mac - T-Mobile services are down across the United States, with many iPhone users seeing “SOS” in their device’s status bar.

9to5Mac - Data from Downdetector indicates that the outage began around 4 p.m. ET/1 p.m. PT.

9to5Mac - Users reported being unable to place calls, send texts, and use cellular data.

9to5Mac - T-Mobile has not provided a timeline for when the outage will be resolved.

WHERE:

9to5Mac - The outage is reported across the United States.

WHEN:

9to5Mac - The outage began around 4 p.m. ET/1 p.m. PT.

WHY:

9to5Mac - The cause of the outage is described as technical challenges impacting some customers.

HOW:

9to5Mac - T-Mobile teams are actively working to resolve the service impacts as quickly as possible.

(UPDATED July 28, 2026 01:30 UTC)

T-Mobile is currently experiencing a widespread outage across the United States, affecting tens of thousands of users who are reporting issues with making calls, sending texts, and using cellular data. Many iPhone users are seeing “SOS” in their status bars, and while T-Mobile has acknowledged the situation, they have not provided a timeline for resolution. The outage began around 4 p.m. ET, and the company is actively working to address the technical challenges impacting their customers.