4G LTE sunset

The world’s first publicly available LTE service was opened in the two Scandinavian capitals, Stockholm (Ericsson and Nokia Siemens Networks systems) and Oslo (a Huawei system) on December 14, 2009 , and branded 4G.

The first 4G LTE sunset announcements are expected after 2030 , which means that companies can safely invest in 4G-based IoT solutions today and for the foreseeable future.

AT&T 3G Sunset Impact on 4G Devices AT&T has announced their 3G (UMTS/HSPA) network sunset is planned for February 2022 . Replacement 4G/LTE voice-capable cellular modules, integrated into many brands/vendors of cellular products including MultiTech, are configured for voice-centric signaling by default.