Issues upgrading to MIUI 10 8.7.26 from MIUI 8.2 6.12.22


Jan 9, 2016
7
0
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#1
I've followed the steps in this tutorial but when unlocking the bootloader after installing MIUI 10 8.7.26, the unlock tool sais: "Couldn't unlock. Current account cannot unlock this device".
I checked if I could unlock the device before installing MIUI 10 8.7.26 and it worked.
Some help please.