Thousands of T-Mobile users reported issues with the phone service Tuesday afternoon, but according to the provider, the issues have been fixed. According to outage detector site Downdetector, the peak of outages hit around 2:30 p.m. ET, when more than 19,000 users reported problems. The majority of reports indicated users did not have signal.

T-Mobile customers are reporting signal problems Tuesday afternoon. Users say instead of seeing the 5G indicator, they’re seeing SOS — an indicator that they’re out of range — even if they’re not. So far,

When your phone goes into SOS mode, it can still make emergency calls. When you make an emergency call with your iPhone, it automatically calls the local emergency number and shares your location information with emergency services.

T-Mobile customers were scrambling for answers after an outage affecting cell service and internet access across the U.S. on. Some customers reported being without service for two hours, evoking a recent outage affecting Verizon customers that lasted several hours.