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  2. Personal unblocking key - Wikipedia

    en.wikipedia.org/wiki/Personal_unblocking_key

    A personal unblocking key ( PUK ), sometimes called personal unblocking code ( PUC ), is used in SIM cards to reset a personal identification number (PIN) that has been lost or forgotten. Most mobile phones offer the feature of PIN protection. After switching on the phone, if the PIN security function is active, the user is required to enter a ...

  3. SIM lock - Wikipedia

    en.wikipedia.org/wiki/SIM_lock

    A SIM lock, simlock, network lock, carrier lock or ( master) subsidy lock is a technical restriction built into GSM and CDMA [ 1] mobile phones by mobile phone manufacturers for use by service providers to restrict the use of these phones to specific countries and/or networks. This is in contrast to a phone (retrospectively called SIM-free or ...

  4. International Mobile Equipment Identity - Wikipedia

    en.wikipedia.org/wiki/International_Mobile...

    IMEI number - an example. The International Mobile Equipment Identity ( IMEI) [ 1] is a numeric identifier, usually unique, [ 2][ 3] for 3GPP and iDEN mobile phones, as well as some satellite phones. It is usually found printed inside the battery compartment of the phone but can also be displayed on-screen on most phones by entering the MMI ...

  5. Nokia Lumia 520 - Wikipedia

    en.wikipedia.org/wiki/Nokia_Lumia_520

    The Nokia Lumia 520 is an entry-level Windows Phone 8 smartphone [ 5] announced by Nokia at the 2013 Mobile World Congress. [when?] In September 2013, the Lumia 520 became the best-selling Windows device in the world, selling more units than any other model of Windows phone, PC or tablet. [ 6][ 7] By July 2014, the Lumia 520 has had 12 million ...

  6. Reset or change your password - AOL Help

    help.aol.com/articles/account-management...

    From most AOL mobile apps: Tap the Menu icon. Tap Manage Accounts. Tap Account info. Tap Security settings. Enter your security code. Tap Change password. Enter a new password. If these steps don't work in your app, change your password using your mobile browser.

  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. Guam and the Northern Mariana Islands are included in this region as parts of the United States.

  8. Nokia Lumia 920 - Wikipedia

    en.wikipedia.org/wiki/Nokia_Lumia_920

    Standby time: Up to 400 hours (approx. 16.7 days) (320 hours for AT&T version approx. 13.3 days) Website. Nokia Lumia 920. Nokia Lumia 920 is a smartphone developed by Nokia that runs the Windows Phone 8 operating system. [ 1] It was announced on September 5, 2012, and was first released on November 2, 2012.

  9. Nokia 6230 - Wikipedia

    en.wikipedia.org/wiki/Nokia_6230

    Nokia 6230 (Type RH-28): 0.29 W/kg. The Nokia 6230 is a mobile phone based on the Nokia Series 40 platform. It was announced on 28 October 2003 and released in February 2004. [ 1] The 6230 has a business-styled but it does feature a VGA resolution digital camera, video camera, a music player and expandable memory.