1. hasper8's Avatar
    please i just got nokia lumia 521 and am trying to update it to wp 8.1 but i am been told to use the developers preview app if i have registered add an app developer but in trying to do so am been ask to input my credit card details which i dont have, please is there not any other way i can update my 521.
    01-21-2018 04:50 AM
  2. Jason L2's Avatar
    please i just got nokia lumia 521 and am trying to update it to wp 8.1 but i am been told to use the developers preview app if i have registered add an app developer but in trying to do so am been ask to input my credit card details which i dont have, please is there not any other way i can update my 521.
    Why not w10?
    01-21-2018 08:43 AM
  3. Jason L2's Avatar
    01-21-2018 08:49 AM
  4. T Moore's Avatar
    Many 521 phones have been bricked taking them to 10 and finding out the phone has many problems and then trying to get them back to 8
    01-22-2018 06:08 PM
  5. Jason L2's Avatar
    Many 521 phones have been bricked taking them to 10 and finding out the phone has many problems and then trying to get them back to 8
    U would need ffu file for 521(your model) to update to w8.1

    Or alternatively update to w10 .
    01-22-2018 06:18 PM

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