To gaba sir or senior member plz read this

sir i have more spreadtrum android with nv backup problem some format the set with wrong way i m also flash the phone in one set intex aqua glow its no service or one other intex cloud x2 hang and restrat or one is karbon a1+ hang on logo when i m try to flash its says nv crash if possible plz uplode nv backup here o r nv backup tool its help me or many member who face this nv file problem customer tell to me all set with the problem of pattern





THx in advance

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