[LG Optimus 4X HD] RuedasLocas:
My IMEI remains the same no matter what I flash...

There is something else that the flash tool takes as reference...

Part of the LOG:

"[19:07:17.374]=====================================================

[19:07:17.374]= DLL Info : Dec 12 2012 11:01:58

[19:07:17.374]=====================================================

[19:07:17.390] MODEL:P880

[19:07:17.546] IMEI:xxxxxxxxxxxxxxxxx

[19:07:17.702] PID:BS04S120611000523

[19:07:17.858] SWV:LGP880AT-00-V10a-724-XXX-JUL-16-2012+0

[19:07:17.858][VerReq]

[19:07:17.858]Model Name : Target(P880)

[19:07:17.858][FeatureQuery]

[19:07:17.874]This firmware supports the following features:

[19:07:17.874] - Protocol Version : 3

[19:07:17.874] - CP Download : TRUE

[19:07:17.874] - AP Download : TRUE

[19:07:17.874] - ROM Download : TRUE

[19:07:17.874] - MaxPacketLength : 0x40000

[19:07:17.874] - Battery Level : 76%

[19:07:17.874] - OperatingMode : 4

[19:07:17.874] - AutoUpdateBuffer : 1

[19:07:17.874] - ThreadOn : 1

[19:07:17.874] - Flashless : 0

[19:07:17.874] - UpdateBct : 0

[19:07:17.874] Dz Information

[19:07:17.874] - Model Name : Binary(P880)

[19:07:17.874] - SWV : GP880AT-00-V20a-EUR-XXX-MAR-04-2013+0

[19:07:17.874] - BuildTime : 2013-03-04 05:54:18

[19:07:17.874] - SecureType : 1

[19:07:17.874] - TotalFiles : 10

[19:07:17.874] Loading FLS

[19:07:17.983]IntelFlash::GetDownloadSize

[19:07:17.983] - PSI : 35316

[19:07:17.983] - EBL : 157172

[19:07:17.983] - Hardware : 172

[19:07:17.983] - Security : 2048

[19:07:17.983] - DownloadData : 20572

[19:07:17.983] - Security : 2048

[19:07:17.983] - DownloadData : 167768

[19:07:17.983] - Security : 2048

[19:07:17.983] - DownloadData : 697892

[19:07:17.983] - Security : 2048

[19:07:17.983] - DownloadData : 356380

[19:07:17.983] - Security : 2048

[19:07:17.983] - DownloadData : 7864472

[19:07:17.983] Loading CFG

[19:07:17.983]NvidiaFlash::GetDownloadSize

[19:07:17.983] - BCT : 6128

[19:07:17.983] - EBT : 1132440

[19:07:17.983] - EKS : 684

[19:07:17.983] - SOS : 8232960

[19:07:17.983] - LNX : 7124992

[19:07:17.983] - APP : 941138264

[19:07:17.983]TotalSize : 84628329

[19:07:17.983]CP Download Starting : 0

[19:07:17.983]CP Binary has been loaded(9349520)

[19:07:17.983][Intel] MemoryMap

[19:07:17.983]	FlashStartAddr : 0x40000000"

Part of the LOG:

"[18:14:37.502]=====================================================

[18:14:37.502]= DLL Info : Dec 12 2012 11:01:58

[18:14:37.502]=====================================================

[18:14:37.517] MODEL:P880

[18:14:37.533] IMEI:xxxxxxxxxxxxxxxxx

[18:14:37.549] PID:BS04S120611000523

[18:14:37.564] SWV:LGP880AT-00-V20a-EUR-XXX-MAR-04-2013+0

[18:14:37.580][VerReq]

[18:14:37.580]Model Name : Target(P880)

[18:14:37.580][FeatureQuery]

[18:14:37.595]This firmware supports the following features:

[18:14:37.595] - Protocol Version : 3

[18:14:37.595] - CP Download : TRUE

[18:14:37.595] - AP Download : TRUE

[18:14:37.595] - ROM Download : TRUE

[18:14:37.595] - MaxPacketLength : 0x40000

[18:14:37.595] - Battery Level : 70%

[18:14:37.595] - OperatingMode : 4

[18:14:37.595] - AutoUpdateBuffer : 1

[18:14:37.595] - ThreadOn : 1

[18:14:37.595] - Flashless : 0

[18:14:37.595] - UpdateBct : 0

[18:14:37.642] Dz Information

[18:14:37.642] - Model Name : Binary(P880)

[18:14:37.642] - SWV : GP880AT-00-V20a-EUR-XXX-MAR-04-2013+0

[18:14:37.642] - BuildTime : 2013-03-04 05:54:18

[18:14:37.642] - SecureType : 1

[18:14:37.642] - TotalFiles : 10

[18:14:37.642] Loading FLS

[18:14:37.783]IntelFlash::GetDownloadSize

[18:14:37.783] - PSI : 35316

[18:14:37.783] - EBL : 157172

[18:14:37.783] - Hardware : 172

[18:14:37.783] - Security : 2048

[18:14:37.783] - DownloadData : 20572

[18:14:37.783] - Security : 2048

[18:14:37.783] - DownloadData : 167768

[18:14:37.783] - Security : 2048

[18:14:37.783] - DownloadData : 697892

[18:14:37.783] - Security : 2048

[18:14:37.783] - DownloadData : 356380

[18:14:37.783] - Security : 2048

[18:14:37.783] - DownloadData : 7864472

[18:14:37.783] Loading CFG

[18:14:37.798]NvidiaFlash::GetDownloadSize

[18:14:37.798] - BCT : 6128

[18:14:37.798] - EBT : 1132440

[18:14:37.798] - EKS : 684

[18:14:37.798] - SOS : 8232960

[18:14:37.798] - LNX : 7124992

[18:14:37.798] - APP : 941138264

[18:14:37.798]TotalSize : 84628329

[18:14:37.798]CP Download Starting : 0

[18:14:37.798]CP Binary has been loaded(9349520)

[18:14:37.798][Intel] MemoryMap

[18:14:37.798]	FlashStartAddr : 0x40000000"

Now, what is PID... I don't know. Maybe Product ID, no idea...