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How to upgrade Samsung Galaxy Grand Prime G531F from 5.1.1 to Marshmallow 6.0

Discussion in 'Android Devices' started by Raivis, Sep 6, 2018.

?

How to remove failed to verify whole-file signature while trying to upgrade to Marshmallow

Poll closed Apr 6, 2019.
  1. failed to verify whole-file signature.

    0 vote(s)
    0.0%
  2. failed to verify whole-file signature.

    0 vote(s)
    0.0%
Multiple votes are allowed.
  1. Raivis

    Raivis Lurker
    Thread Starter

    Hello!
    I need help please HOW TO!
    I tried all methods but all of them failed especially all youtube videos related with this phone.

    I did even root my phone and root check says its rooted but when I boot into recovery mode then select from SD card particular zip file it says failed to verify whole-file signature.

    Please some smarter people write one and forever proper instructions for
    How to upgrade Samsung Galaxy Grand Prime G531F from 5.1.1 to Marshmallow 6.0.
    Or please write down how to remove that silly failed to verify whole-file signature.

    Kind Regards!
     

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  2. Jfalls63

    Jfalls63 Android Expert

    Looks like 5.1.1 is the last stock version released. Are you trying to install a custom rom?
    Do you have a custom recovery?
     
    Dannydet likes this.
  3. Dannydet

    Dannydet Extreme Android User

    As mentioned by Jfalls63, unless there's a custom rom out there, your stuck at 5.1.1.....
     
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