All android-Unknown baseband/invalid imei/null/no service good informar

unknown baseband/invalid imei/null/no service solution

Repair via NVRM file

Requirements :
MTK droid root & tools HERE
adb driver installed
phone must be rooted

how to do..

baseband & imei null
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just click imei /nvram & select restore
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select nvram & s720-userdata_nvram_only.ext4
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again select s720-nvram
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wait few min and done
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here tested nvram file
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