21 Replies to “Nokia Software Updater For Retail 4.2.1”

  1. My Lumia 1320 is dead. Nokia software updater 4.2.1 says my phone is not supported. Can you help me to restore the phone?!

  2. i have nokia Lumia 520 n my download doesnot continue after 500 mb and always connection time out

  3. I am having issue when downloading firmware on my 925. It always says The file downloaded is corrupted. NSU 4.2.1

    Seidea Help

    1. same issue as mine!!! i downloaded the firmware 5 times for my L520 but still don’t solve the problem! NSU, NSRT, NCS, Nokia data package manager, product support tool for store always gives me an error “Data package firmware corrupted”, i used Navifirm+, Nokia data package manager, NSU, SCS, NSRT, and i even download firmware from a site but none of them solved my problem!

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