T-Mobile ‘actively working’ to fix ongoing outage, iPhone SOS mode [U: Fixed]

T-Mobile suffered a widespread U.S. network outage around 1 p.m. PT, affecting calls, texts, and mobile data.

Some iPhones showed SOS mode in the status bar during the disruption, underscoring the severity of the outage.

Downdetector recorded a surge in reports as customers across the country lost basic connectivity.

T-Mobile later said service had been fully restored.