[Q] E210s Possible Imei Rewrite through efs.img with Hex editor topic

I have a Korean Lte Galaxy S3(e210s) which imei became generic 0049 after searching the net manage to find one thread then i tried searching my back up efs with 0049 imei Attached is maybe a possible fix to rewrite our IMEI through Hex editing our efs back up. If anyone can tell me this is working pls do give a feedback thanks:confused:

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