AT&T has acknowledged iPhone 18 connection problems affecting subscribers in the United States.

Reports say flagship Apple phones are suddenly losing cellular service.

Cited headlines focus on the iPhone 18 Pro Max and say some outages may block 911 calls.

Users report a sudden loss of cellular and data service.

Other symptoms include eSIM profile errors and intermittent drops in signal strength.

The article blames software and carrier-integration bugs that stop phones from locking onto cell towers.

AT&T subscribers are told to install available software patches on their phones immediately.

Engineers are still looking for the specific software trigger, and more guidance is expected.

Read the full article on AT&T's iPhone 18 connection problems.