My mobile got currupted imei no while I am updating the software ultra t2, visited sony center they denied to fixup issue.
Imei rereadable we are not doing, next to sony I found totoodo in malleswaram they said like can do its possible but it will take time .
I said no problem take u own time but device should ready. after 2hrs they called said device ready realy happy thank you totoodo:)