[Windows Phone 8 Q&A, Help & Troubleshooting] BlackSilverGT:
Yes Yes I've also integrated those keys in reg file

This is the .reg file I wrote:

[HKEY_LOCAL_MACHINE\System\Platform\DeviceTargetingInfo]
"DevOSPreviewEnable"=dword:00000001
"PhoneMobileOperatorName"="000-IT"
"PhoneROMLanguage"="0410"
[HKEY_LOCAL_MACHINE\system\shell\bootscreens]
"WPBootScreenOverride"="\Windows\System32\mologo_OPEN_Common.bmp"
[HKEY_LOCAL_MACHINE\System\ControlSet001\services\Mtp]
"ObjectName"="LocalSystem"
"ErrorControl"=dword:00000000
"PreshutdownTimeout"=dword:00004e20
"Start"=dword:00000003
"Type"=dword:00000010
"ServiceSidType"=dword:00000001
[HKEY_LOCAL_MACHINE\System\ControlSet001\services\Mtp\TriggerInfo\0]
"Action"=dword:00000001
"Data0"=hex:75,08,bc,a3,29,0b,90,0c
"Data1"=hex:00,00,00,00,01,00,00,00
"DataType0"=dword:00000001
"DataType1"=dword:00000001
"Guid"=hex:16,28,7a,2d,5e,0c,fc,45,9c,e7,57,0e,5e,cd,e9,c9
"Type"=dword:00000007
[HKEY_LOCAL_MACHINE\System\ControlSet001\Services\MtpSvc]
"ObjectName"="LocalSystem"
[HKEY_LOCAL_MACHINE\System\MountedDevices]
"\DosDevices\U:"=hex:44,4d,49,4f,3a,49,44,3a,89,c3,88,70,ef,ad,0f,41,9c,d9,b3,\
6f,13,a5,6a,ce
"\DosDevices\V:"=hex:44,4d,49,4f,3a,49,44,3a,9d,ea,98,3f,96,a1,40,40,9f,ac,3f,\
5e,b1,59,cd,7e
"\DosDevices\O:"=hex:44,4d,49,4f,3a,49,44,3a,57,75,a4,27,43,82,8e,4c,9d,30,84,\
68,44,c2,9c,52
"\DosDevices\P:"=hex:44,4d,49,4f,3a,49,44,3a,0a,04,83,81,44,8b,92,45,92,f7,c6,\
d9,ee,05,60,f7
[HKEY_LOCAL_MACHINE\Software\Microsoft\Shell\Start]
"GroupingThreshold"=dword:000003e8
[HKEY_LOCAL_MACHINE\Software\OEM\Autobrightness]
"TempUpperLimit"=dword:0000002b
"TempDownLimit"=dword:00000025
"TransitionDelay"="dword:000001
[HKEY_LOCAL_MACHINE\Software\Microsoft\EventSounds\SoundCategories\Alarm]
"InitVol"=dword:000000c8
"Script"="c200av0pr"
[HKEY_LOCAL_MACHINE\Software\Microsoft\EventSounds\SoundCategories\Alarm\RingerOffVibrateOn]
"Script"="c200av0pr"
[HKEY_LOCAL_MACHINE\Software\Microsoft\EventSounds\SoundCategories\Alarm\RingerOnVibrateOn]
"Script"="c200av0pr"
[HKEY_LOCAL_MACHINE\Software\Microsoft\EventSounds\SoundCategories\Ring\RingerOnVibrateOff]
"Script"="c200apr"
[HKEY_LOCAL_MACHINE\Software\Microsoft\EventSounds\SoundCategories\Ring\RingerOnVibrateOn]
"Script"="c200av0pr"
[HKEY_LOCAL_MACHINE\Software\Microsoft\EventSounds\SoundCategories\InCall]
"InitVol"=dword:000000c8
[HKEY_LOCAL_MACHINE\Software\Microsoft\EventSounds\SoundCategories\Ring]
"InitVol"=dword:000000c8
[HKEY_LOCAL_MACHINE\Software\Microsoft\EventSounds\SoundCategories\System]
"InitVol"=dword:00000055
[HKEY_LOCAL_MACHINE\Software\Microsoft\EventSounds\SoundCategories\SystemNotification]
"InitVol"=dword:00000055
[HKEY_LOCAL_MACHINE\Software\Microsoft\Shell\USB]
"DisableUSBControlPanel"=dword:00000000
[HKEY_LOCAL_MACHINE\System\ControlSet001\Control\USBFN\settings]
"PromptForDataConnection"=dword:00000001
[HKEY_LOCAL_MACHINE\Software\Microsoft\DeviceReg\Install]
"MaxUnsignedApp"=dword:00002713
[HKEY_LOCAL_MACHINES\System\Maps\Storage]
"UseExternalStorage"=dword:00000001
[HKEY_LOCAL_MACHINE\Software\Microsoft\MTP]
"DataStore"="C:"
[HKEY_LOCAL_MACHINE\System\ControlSet001\Services\WiFiConnSvc\Parameters\Config]
"EnableStaticIP"=dword:00000001
[HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\services\QC8x60AUD]
"StereoRecordingEndpointMonoOverride"=dword:00000001
[HKEY_LOCAL_MACHINE\Software\Microsoft\Photos\OEM\DefaultLens\{38397f3d-e54c-40d3-ae35-cebbaa23be1b}]
"(Default)"=""
[HKEY_LOCAL_MACHINE\Software\Microsoft\Photos\OEM\DefaultLens\{7b80ab56-1084-4cec-92b2-c04e2ee71497}]
"(Default)"=""
[HKEY_LOCAL_MACHINE\Software\Microsoft\Photos\OEM\DefaultLens\{5bb9cc7c-f9ac-448b-97c6-c8166b13ca5e}]
"(Default)"=""
[HKEY_LOCAL_MACHINE\Software\Microsoft\Photos\OEM\DefaultLens\{c39c75a4-2e08-4903-b6c8-b9982de5cd96}]
"(Default)"=""
[HKEY_LOCAL_MACHINE\System\Messaging]
"AllowSelectAllContacts"=dword:00000001
[HKEY_LOCAL_MACHINE\System\Messaging\MMS]
"ShowAutomaticallyDownloadMMSToggle"=dword:00000001
[HKEY_LOCAL_MACHINE\Software\Microsoft\Internet Explorer]
"Disable Display Inline Images"=dword:00000001
[HKEY_LOCAL_MACHINE\Security\Internet Explorer\User Agent]
"Custom"="BOOST"
[HKEY_LOCAL_MACHINE\System\Messaging\MMS]
"AllowSendingDeliveryReport"=dword:00000000
[HKEY_LOCAL_MACHINE\Software\Microsoft\Connectivity\CellUXOEMConfigurable]
"HideMMSAPN"=dword:00000001
"HideAPN"=dword:00000001
[HKEY_LOCAL_MACHINE\Software\Microsoft\Shell\OEM\Start]
"AltLayoutID"=dword:00000001
"FeatureTileID"=dword:00000001
"ScreenSize"=dword:00000002
[HKEY_LOCAL_MACHINES\SYSTEM\ControlSet001\Services\SdBus\Parameters]
"DisableHS200Support"=dword:00000000
[HKEY_LOCAL_MACHINES\SYSTEM\ControlSet001\Services\SdBus\Parameters]
"DisableUhsSupport"=dword:00000000

[HKEY_LOCAL_MACHINE\Software\Microsoft\SecurityManager]
"DeveloperUnlockState"=dword:00000001
[HKEY_LOCAL_MACHINE\Software\Microsoft\SecurityManager\DeveloperUnlock]
"DeveloperUnlockState"=dword:00000001
[HKEY_LOCAL_MACHINE\Software\Microsoft\DeviceReg]
"PortalUrlProd"="http://127.0.0.1"
"PortalUrlInt"="http://127.0.0.1"
[HKEY_LOCAL_MACHINE\Software\OEM\VolumeLimit]
"EnableVolumeLimit"=dword:00000000
[HKEY_LOCAL_MACHINE\Software\OEM\VolumeLimit]
"VolumeLimit"=dword:0000000f
[HKEY_LOCAL_MACHINE\Software\Microsoft\Settings\Lock]
"DisableNever"=dword:00000000
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Contacts\Sim]
"EnableSIMAddressBookAndExport"=dword:00000001
[HKEY_LOCAL_MACHINE\Software\Microsoft\Shell\OEM\SystemTray]
"DataActivity"=dword:00000001
[HKEY_USERS\S-1-5-21-2702878673-795188819-444038987-2781\Software\Microsoft\Internet Explorer\SearchProviders\SearchProvider1]
"DisplayName"="Google"
"Url"="https://www.google.com/search?q={searchTerms}"
"AppUri"="app://220bfbf2-ee02-496c-a656-651a6c0c6518/_default"
[HKEY_LOCAL_MACHINE\Software\Microsoft\Shell\OEM\Theme]
"OEMDefaultTheme"=dword:00000001
"OEMDefaultAccent"=dword:00000004

I was wrong to write something into the file .REG??

Thanks for your patience