How to Hard Reset or Remove Pattern Lock in Huawei Ascend Y511-U30
This method tested by me if you have Huawei Ascend Y511-U30 device in that issues of like hang on logo, restarting problem,
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Flash USB Drivers
USB Flash Drive, USB Driver for Windows 10, USB Driver for Windows 7, USB Driver for download, USB Driver for Windows 7 64 bit, USB Driver for Windows 8.1