Need urgent help from best team [SOLVED]
 

Sir i have one plus one a0001 model, want to repair its imei, its marshmallow version, *#801# not working on it for diag port, plz tell me if there any procedure to enable diag port on marshmallow,

THNX BR

a0001 enable diag
 

downloade this version flash file -cm-11.0-XNPH22Q-bacon-signed-fastboot

root phone twrp

enable diag umt

and repair

thnx for ur reply but dont need to downgrade done without downgrade

Thnx UMT done like a charm no need downgrade,
here is log

Port : COM68 : Qualcomm Diagnostic Interface 676C (COM68)
Baud Rate : 921600
Device : OnePlus A0001
Operation : Repair IMEI
Opening Port... OK
Reading Information... OK
Compile : Apr 2 2015 16:35:13
Release : Jan 20 2015 03:00:00
Hw Ver. : AAAAANAZ
Build : MPSS.DI.3.0.c6-00241-M8974AAAAANAZM-1
IMEI[1] : 8658
IMEI[2]
Writing IMEI[1] [356]... . . Done
Verifying New IMEI... Done
Please Restart Phone Manually.
Operation Finished.
Elapsed Time: 00:05
[Module Ver. 3.1]
Log Saved to Logs\161103_174122.log