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Old 10-23-2017, 02:23 AM
kumar1499 kumar1499 is offline
Join Date: Oct 2017
Location: Bangalore, India
Posts: 40
kumar1499 has 11 reputation points


all you need to do is replace the firmware files in your file server which your phones are using. (refer:

i think there is a video in youtube which you can refer as well
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