What is a IMEI LOCK

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SIM lock:

A sim-lock, network-lock, Carrier Lock, IMEI-Lock or (master) subsidy lock is actually a technical constraint built into CDMA and GSM mobile devices by manufacturers to be used by carrier networks to restrict using these phones to particular countries and/or networks. This is as opposed to a mobile phone (retrospectively called SIM-free or unlocked) that doesn't impose any SIM constraints.Unlocking a cell phone is almost universally legal. Moreover, it is legal for carriers to force SIM locks for certain amounts of time, varying by area.

Unlocking Technology:

A mobile phone can be unlocked by entering a code supplied by the service operator. Alternative mechanisms incorporate software operating on the handset or a computer connected to the phone, hardware devices that link to the phone or over-the-air by the provider. Generally the unlock procedure is permanent. The code required to get rid of all locks from a smartphone is referred to as the master code, network code key, or multi-lock code. Generally if the device is network locked it will typically show one of these messages: SIM network PIN blocked, Enter lock PIN.


Most of the time a SIM-locked phone is available at a substantially lower cost than an unlocked one because the company expects income via its service. SIM locks are currently employed on cheaper (pay-as-you-go) devices, whilst deals on more pricey handsets require a subscription that gives guaranteed income. Unlocked phones have a improved market value.

Unlocking Services:

Various businesses provide a imei unlocking service . This service calls for individuals whom would like to unlock a device to give their IMEI number to a service supplier and often they will also need the country and network the phone is locked to, often sent by email or submitted on their website. The company will then provide (in return for a fee) a unlock code for the device.

Unlocking Service Providers:

Disappointingly there are a great deal of dodgy on-line retailers active in the cell phone IMEI unlocking industry. As a consequence it pays to ensure you find a reliable provider for these services. Do your due diligence and investigate all potential retailers prior to committing to submitting an order. In the case of online providers, make sure they specify their public organization name and matching registration details (every genuine company must be lawfully registered with the official authorities in their country of origin) and make sure they supply a genuine registered address and contact details on their web site. In addition make certain that any payments made are through legitimate methods for example a recognised bank or financial institution using a debt or credit card, but do not ever make payment via a direct transfer since this offers no fiancial safeguards. To assist with the search for a trustworthy company, we have provided an inventory beneath (and in no specific order) of a few genuine organisations currently offering such services.

Reputable Mobile Phone IMEI Unlocking Service Providers: