<div dir="ltr"><div>ATT is turning off their 3G network on February 22, 2022.<br><a href="https://www.business.att.com/content/dam/attbusiness/briefs/3G_Shutdown_Impact_on_4G_Devices_brief.pdf">https://www.business.att.com/content/dam/attbusiness/briefs/3G_Shutdown_Impact_on_4G_Devices_brief.pdf</a> <br><br>Impacted devices include older phones and IOT modems, including some security and fire alarm monitors and connected vehicle systems. 4G devices that handle connection authentication over 3G will also be impacted. <br><br>If a patron is asking for help with a device that unexpectedly has no service starting today, it might be worth checking if the device is on ATT's list of supported devices, and whether the patron's carrier is ATT / an MVNO. <br><br>ATT list of supported devices: <a href="https://www.att.com/idpassets/images/support/pdf/Devices-Working-on-ATT-Network.pdf">https://www.att.com/idpassets/images/support/pdf/Devices-Working-on-ATT-Network.pdf</a><br>MVNO carriers that use ATT network: <a href="https://www.google.com/search?q=att+mvno">https://www.google.com/search?q=att+mvno</a></div><div><br></div><div>Happy Tuesday,  <br></div><div><br></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>Jessica D. Dooley (she/her)<br></div><div>Technology Project Manager<br></div><div>Ohio Public Library Information Network<br></div><div><a href="mailto:jessica@oplin.ohio.gov" target="_blank">jessica@oplin.ohio.gov</a></div><div>614-728-1515<br></div></div></div></div></div>