i9505 imei baseband null how to efs file upload

downloaded to i9505 riff efs file

I9505_000006C00000_M9KEFS1.bin

I9505_000006CC3000_M9KEFS2.bin

I9505_000006D86000_M9KEFS3.bin

I9505_000005860000_EFS.bin



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