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How-to: Upgrade Locked Cingular GSM Treo to an Unlocked GSM version

Posted in Tech by Dan at 3:41 pm
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Have a Treo? Hate the Cingular branding, and all their extra unnecessary programs? Tired that they drag their feet to issue a system update? Want to use your phone on another carrier?

Here is a step by step guide to unlocking your Cingular Treo, and making it unbranded. (This will also give you the option of choosing another GSM provider if you are to do so at a later date).

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5 Responses to “How-to: Upgrade Locked Cingular GSM Treo to an Unlocked GSM version”

  1. jason says:
    6/20/2005 at 8:19 am

    i need to unlock my treo 650 from cigular
    imei # 3544270027944730

  2. jason says:
    6/20/2005 at 8:20 am

    ok

  3. Dan says:
    6/20/2005 at 9:53 am

    You might have to go to an unlocking service for that.

  4. Pavel says:
    7/19/2005 at 1:13 pm

    I did the updates but my phone is lock again.how can i resolve that.?

  5. legion says:
    11/17/2006 at 1:30 am

    need to unlock palmone treo sprint it keeps saying enter password access

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