Mt6580 Imei Repair Code Site
If you haven't lost IMEI yet, . Using SP Flash Tool, perform a Read Back of the nvram partition (address found in the scatter file). Save it as nvram.bin . When IMEI is lost later, simply flash this backup.
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The most reliable way to access the hidden menu required for IMEI repair on MT6580 devices is through the dialer code. *#*#3646633#*#* mt6580 imei repair code