I cant update WP 8.1 to my phone. It is with some engineer rom. Phone is I8750XXALI9 and CSC is I8750ATOALI9. WP 8 is OSversion: 8.0.9900.568 and firmwareversion: 2424.12.09.9. When is start phone, it exist text: "no for resale". How I can clear this situation?
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