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Unlocking the bootloader allows installing and running unsigned code on a device, including user customized software. Operating outside the manufacturer specification might usually result in voiding any warranties and may make the device susceptible to data theft, as the integrity of the operating system (as intended by the manufacturer) can no longer be guaranteed. [1]
GSM: (SIM unlock) globe smart sun Alltel or Verizon Wireless do not use any type of subsidy locks on their CDMA phones. Default Code:000000 or 123456 or 654321 Prepaid cellphones from Alltel & Verizon Wireless come locked from the store, but Verizon Wireless prepaid cellphones can be unlocked with a call to Verizon.
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.
The most common purpose of the Turbo SIM is to spoof the IMSI number and authentication key (Ki) supplied by the SIM card to the network, allowing phones locked to use only a particular network such as the Apple iPhone, [4] [5] [6] and more recently NTT DoCoMo and SoftBank phones, to be used on any mobile network with which they are technically ...
The iPhone 16 and iPhone 16 Plus are smartphones developed and marketed by Apple.They are the eighteenth-generation iPhones, succeeding the iPhone 15 and iPhone 15 Plus.The devices were unveiled alongside the higher-priced iPhone 16 Pro and 16 Pro Max during the Apple Event at Apple Park in Cupertino, California, on September 9, 2024.
After switching on the phone, if the PIN security function is active, the user is required to enter a 4-8 digit PIN to unlock the SIM card and connect to the mobile network. Without this, functions such as phone calls (except for emergency calls), text messages and mobile data will not be available.
For use by Sydney Trains Digital Train Radio System [15] [16] [17] 505: 14: AAPT: TPG Telecom: Operational: MVNO: Wholesale from Vodafone Hutchison Australia: 505: 15: 3GIS: Not operational: Taken over by Vodafone. 505: 16: VicTrack: Victorian Rail Track: Operational: GSM-R 1800: Digital Train Radio System 505: 17: Optus: Optus Mobile Pty Ltd ...
This renders the phone useless on that network and sometimes other networks, even if the thief changes the phone's SIM card. Devices without a SIM card slot or eSIM capability usually do not have an IMEI, except for certain early Sprint LTE devices such as the Samsung Galaxy Nexus and S III which emulated a SIM-free CDMA activation experience ...