The post AT&T introduces Global SIM Advanced to improve connectivity for IoT devices appeared first on Android Headlines.

[Jason Gin] wanted to reuse the SIM card that came with a ZTE WF721 wireless terminal he got from AT&T, but as he expected, it was locked to the device. Unfortunately, the terminal has no function ...

AT&T has introduced Global SIM Advanced (GSA), an improved version of its existing Global SIM technology. This new eSIM ...