Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
M
It looks like the phone has a hardware issue with the eMMC (Solid state drive). If you have tried multiple USB cables and the device won't allow writing to certain sectors, the storage has failed.