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  2. Over-the-air update - Wikipedia

    en.wikipedia.org/wiki/Over-the-air_update

    Over-the-air provisioning (OTAP) is a form of OTA update by which cellular network operators can remotely provision a mobile phone (termed a client or mobile station in industry parlance) and update the cellular network settings stored on its SIM card. This can occur at any time while a phone is turned on.

  3. Access Point Name - Wikipedia

    en.wikipedia.org/wiki/Access_Point_Name

    An 'Access Point Name' (APN) is the name of a gateway [2] between a mobile network (GSM, GPRS, 3G, 4G and 5G) and another computer network, frequently the public Internet. [3] Some Important APN Terms: Below are some terms of the APN settings, explaining what each setting stands for: APN: The APN address of your (mobile network operator) MNOs.

  4. Preferred Roaming List - Wikipedia

    en.wikipedia.org/wiki/Preferred_Roaming_List

    This allows the phone to choose the best roaming carriers, particularly "roaming partners" with whom the home carrier has a cost-saving roaming agreement, rather than using non-affiliated carriers. PRL files can also be used to identify home networks along with roaming partners, thus making the PRL an actual list that determines the total ...

  5. AT&T outage: Company says network is fully restored after ...

    www.aol.com/news/thousands-t-customers-report...

    Here (via USA Today) is how to do it on both iPhone and Android devices: Wi-Fi calling for iPhones: Tap Settings. Tap Phone. Toggle Wi-Fi calling. Wi-Fi calling for Android devices: Open your ...

  6. List of mobile virtual network operators in the United States

    en.wikipedia.org/wiki/List_of_mobile_virtual...

    Mobile virtual network operators (MVNOs) in the United States lease wireless telephone and data service from the four major cellular carriers in the country—AT&T Mobility, Boost Mobile, T-Mobile US, and Verizon—and offer various levels of free and/or paid talk, text and data services to their customers.

  7. Mobile network codes in ITU region 3xx (North America)

    en.wikipedia.org/wiki/Mobile_network_codes_in...

    This list contains the mobile country codes and mobile network codes for networks with country codes between 300 and 399, inclusively – a region that covers North America and the Caribbean.

  8. Upgrade to the new version of the AOL app for iOS

    help.aol.com/articles/upgrade-to-the-new-version...

    Users who have automatic updates enabled on their device will be updated automatically to the new AOL app experience. Turn automatic updates on. On your device, tap Settings. Scroll down | Tap App Store. Tap the slider next to App Updates. - If the slider is grayed out, check to see if your device has lower power mode turned on.

  9. UMTS - Wikipedia

    en.wikipedia.org/wiki/UMTS

    The Universal Mobile Telecommunications System (UMTS) is a 3G mobile cellular system for networks based on the GSM standard. [1] Developed and maintained by the 3GPP (3rd Generation Partnership Project), UMTS is a component of the International Telecommunication Union IMT-2000 standard set and compares with the CDMA2000 standard set for networks based on the competing cdmaOne technology.