lg k420hm imei not change

[JAIM3]

Using library Brom_DLL_v7.1813.3
Engine version 1.0.0.5294
Searching phone in emergency mode;
[connect the phone in "Firmware Update" Mode. Hold the Volume Up on the powered off phone and enter the USB cable in order to enter it]
Phone detected (USB\VID_1004&PID_6000&REV_0409)
Preparing to start flash mode;
Preparing to open COM72
Opened;
Authorising;
Authorized;
LAF_ERROR_ACCESS_DENIED
download_cable = 910K
battery_level = 36
download_type =
download_speed = 0
usb_version = UHS
hardware_revision = rev_11
download_sw_version =
device_sw_version = K420HM10u
secure_device = S
laf_sw_version = 1.1
device_factory_version = LMK420HMAT-00-V10a-334-020-MAR-12-2021+2
device_factory_out_version = LMK420HMAT-00-V10a-334-020-MAR-12-2021+2
pid = 0BOCD023T6QL01X7W
imei = 356588111046276
model_name = LM-K420HM
device_build_type = U
chipset_platform = mt6765
target_operator = LAO
target_country = COM
ap_factory_reset_status = 6
cp_factory_reset_status = 0
isDownloadNotFinish = 0
qem = 0
cupss_swfv = A1615544681-M1615544681-FFFFFFFFFFF-U1615546875-0
is_one_binary_dual_plan = 0
memory_size = 122159104
memory_id = G1J9P8

bootloader_ver = MiniOS 3.0
islan_download = 0
skip_readwrite = 0
Starting;
Setting secure mode;
Done;

Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;
Getting security info;
Setting secure mode;
Done;
Reading security;
Done;
Checking security; Phone it's going restart several times during this step;

Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
ERROR: Scan port failed ! - Repeat the operation keeping pressed volume up during the whole procedure !!!
Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;

This phone may require firmware downgrade !!!
Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;
Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;
Done;
Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;
Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;
Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;

Contents saved to :
C:\Users\Jay\Downloads\SEC_BKP_LG LM-K420HM_NA.osp
Working;
Connecting to server;
Authorisation process started;

Furious Multipurpose Credits: 1
Done;

Requesting data from server ! Wait please ...

Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;
IMEI A: NA
IMEI B: NA
IMEI C: NA

WiFi ADDR: 00:00:00:00:00:00
BT ADDR: 00:00:00:00:00:00
LOCK STATUS:
Done;
Working;

Starting Re-init operation;
Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;
Erasing;

Re-init operation completed;
Waiting for device; Be sure it restarted in "Firmware Update" Mode. If not, put it manually.
Done;

Operation completed !

Setting secure mode;
Done;

Time needed - 00:08:27


but phone still same imei , please refund me credit please Device ID [SERIAL]: 0A0352C2

[iftikharrana58]

device_factory_version = LMK420HMAT-00-V10a-334-020-MAR-12-2021+2
device_factory_out_version = LMK420HMAT-00-V10a-334-020-MAR-12-2021+2

need to downgrade firmware