Service Degradation Notification for Essentials1 SIM Subscriptions in the EU and NAM Regions (GNOC-11633)

Update timeline

1. investigating Mar 20, 2026, 07:37 PM UTC

   Semtech is observing a service degradation for Essentials1 SIM subscriptions in the EU and NAM regions. Devices which are currently present in these regions may find difficulties establishing a new data session, and for a few subscribers, the old data session may drop. We have reported the issue to our partner carrier. Investigation to determine the scope and cause is underway. Impact: Impacted devices may experience delays in establishing Data, SMS, USSD, and Voice Services. We will provide an update in 30 minutes.

2. investigating Mar 20, 2026, 08:14 PM UTC

   Our engineers continue working with our partner carrier to bring a resolution on this issue. Impact: Impacted devices may experience delays in establishing Data, SMS, USSD, and Voice Services. We will provide an update in 2 hours.

3. monitoring Mar 20, 2026, 10:06 PM UTC

   Our partner carrier has restored service, and our engineers are monitoring it to ensure stability. If no further impacts are observed during our monitoring period, we will consider this resolved.

4. resolved Mar 20, 2026, 11:36 PM UTC

   This incident has been resolved.