first try global rom Temp Root.
Temp Root ok and imei repair ok. but after factory reset nvdata corrupted
Read Information [adb]
Brand: Xiaomi
Model: 2510DRA23E
Product: spinel
Marketname: REDMI Note 15
Boot mode: normal
Region: GLOBAL
Hardware: MT6789
Soc manufacturer: Mediatek
Soc model: MT6789
Serialno: 455H7HK
SNO: BG605Q027571
PSN: 73012/Y6P200938
BTMAC: 40:08:77:F6:7F:93
WIFIMAC: 40:08:77:F6:7F:92
CPUID: 0x8f5a7b474e79e9c76433fefcce88ba8c3cd38672c7bba10389d34115
Hardware Info: Global/MP/16.19.3
Version: 16
SdkVersion: 36
Android Cpu: arm64-v8a
Android platform: MT6789
Board name: spinel
Security patch: 2026-03-05
Software version: OS3.0.301.0.WPGMIXM
Time Zone: Asia/Colombo
Selinux State: Permissive
Root Access: allowed
Root version: DFTSU:1.1(Kernel)
IMEIA: 86575
IMEIB: 8657
FRP PST: /dev/block/by-name/frp
Bootloader state: locked
Crypto State: encrypted
Activated slot: b
Minutes since boot: 7.52
Running PTool: OK
Read data
Backup security partition
Read Partition nvdata: OK
Read Partition nvram: OK
Read Partition seccfg: OK
Read Partition protect1: OK
Read Partition protect2: OK
Read Partition proinfo: OK
Read Partition nvcfg: OK
Backup Saved: C:/DFTPRO/Backup/xiaomi/patch_2510DRA23E(spinel)-2026_7_26_21_4_1.zip
IMEIA: 8657
IMEIB: 86575
Encrypting IMEI: OK
Checking CriticalData
Checking CriticalData: OK
Detected device product: spinel
Write security data: OK
Store to nvram: OK
Patch cert: OK
New IMEIA: 865
New IMEIB: 86
Repair IMEI: OK
Be aware that the effect of this procedure lasts only until the system is unchanged. Doing a firmware update or an OTA update likely causes the phone to restore to its original state.
Operation time: 00:52
Operation: Finish 8.0.0.0
-----------------------------------------------------------------------------------------------------
after nvdata corrupted. i flash eng rom with server..
boot ok with eng rom and org imei back.
now repair imei ok.
fastboot flash global rom( untick Opconfig)
Read Information [adb]
Brand: Xiaomi
Model: 2510DRA23E
Product: spinel
Marketname: spinel
Boot mode: normal
Hardware: MT6789
Soc manufacturer: Mediatek
Soc model: MT6789
Serialno: 455H
SNO: BG605Q027571
PSN: 73012/Y6P200938
BTMAC: 40:08:77:F6:7F:93
CPUID: 0x8f5a7b474e79e9c76433fefcce88ba8c3cd38672c7bba10389d34115
Hardware Info: Global/MP/16.19.3
Version: 15
SdkVersion: 35
Android Cpu: arm64-v8a
Android platform: MT6789
Board name: spinel
Security patch: 2025-07-01
Software version: 251204.1.VPGCNXM.FACTORY
Time Zone: GMT
Selinux State: Permissive
Root Access: allowed
Root version: kernel root
IMEIA: 865
IMEIB: 865
FRP PST: /dev/block/by-name/frp
Bootloader state: locked
Crypto State: unsupported
Activated slot: a
Minutes since boot: 1.69
Running PTool: OK
Read data
IMEIA: 86
IMEIB: 86
Encrypting IMEI: OK
Write security data: OK
Store to nvram: OK
Patch cert: OK
New IMEIA: 8657
New IMEIB: 8657
Repair IMEI: OK
Operation time: 00:34
Operation: Finish 8.0.0.0
Temp Root ok and imei repair ok. but after factory reset nvdata corrupted
Read Information [adb]
Brand: Xiaomi
Model: 2510DRA23E
Product: spinel
Marketname: REDMI Note 15
Boot mode: normal
Region: GLOBAL
Hardware: MT6789
Soc manufacturer: Mediatek
Soc model: MT6789
Serialno: 455H7HK
SNO: BG605Q027571
PSN: 73012/Y6P200938
BTMAC: 40:08:77:F6:7F:93
WIFIMAC: 40:08:77:F6:7F:92
CPUID: 0x8f5a7b474e79e9c76433fefcce88ba8c3cd38672c7bba10389d34115
Hardware Info: Global/MP/16.19.3
Version: 16
SdkVersion: 36
Android Cpu: arm64-v8a
Android platform: MT6789
Board name: spinel
Security patch: 2026-03-05
Software version: OS3.0.301.0.WPGMIXM
Time Zone: Asia/Colombo
Selinux State: Permissive
Root Access: allowed
Root version: DFTSU:1.1(Kernel)
IMEIA: 86575
IMEIB: 8657
FRP PST: /dev/block/by-name/frp
Bootloader state: locked
Crypto State: encrypted
Activated slot: b
Minutes since boot: 7.52
Running PTool: OK
Read data
Backup security partition
Read Partition nvdata: OK
Read Partition nvram: OK
Read Partition seccfg: OK
Read Partition protect1: OK
Read Partition protect2: OK
Read Partition proinfo: OK
Read Partition nvcfg: OK
Backup Saved: C:/DFTPRO/Backup/xiaomi/patch_2510DRA23E(spinel)-2026_7_26_21_4_1.zip
IMEIA: 8657
IMEIB: 86575
Encrypting IMEI: OK
Checking CriticalData
Checking CriticalData: OK
Detected device product: spinel
Write security data: OK
Store to nvram: OK
Patch cert: OK
New IMEIA: 865
New IMEIB: 86
Repair IMEI: OK
Be aware that the effect of this procedure lasts only until the system is unchanged. Doing a firmware update or an OTA update likely causes the phone to restore to its original state.
Operation time: 00:52
Operation: Finish 8.0.0.0
-----------------------------------------------------------------------------------------------------
after nvdata corrupted. i flash eng rom with server..
boot ok with eng rom and org imei back.
now repair imei ok.
fastboot flash global rom( untick Opconfig)
Read Information [adb]
Brand: Xiaomi
Model: 2510DRA23E
Product: spinel
Marketname: spinel
Boot mode: normal
Hardware: MT6789
Soc manufacturer: Mediatek
Soc model: MT6789
Serialno: 455H
SNO: BG605Q027571
PSN: 73012/Y6P200938
BTMAC: 40:08:77:F6:7F:93
CPUID: 0x8f5a7b474e79e9c76433fefcce88ba8c3cd38672c7bba10389d34115
Hardware Info: Global/MP/16.19.3
Version: 15
SdkVersion: 35
Android Cpu: arm64-v8a
Android platform: MT6789
Board name: spinel
Security patch: 2025-07-01
Software version: 251204.1.VPGCNXM.FACTORY
Time Zone: GMT
Selinux State: Permissive
Root Access: allowed
Root version: kernel root
IMEIA: 865
IMEIB: 865
FRP PST: /dev/block/by-name/frp
Bootloader state: locked
Crypto State: unsupported
Activated slot: a
Minutes since boot: 1.69
Running PTool: OK
Read data
IMEIA: 86
IMEIB: 86
Encrypting IMEI: OK
Write security data: OK
Store to nvram: OK
Patch cert: OK
New IMEIA: 8657
New IMEIB: 8657
Repair IMEI: OK
Operation time: 00:34
Operation: Finish 8.0.0.0
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