iphone 4 downgrade help - GSM-Forum

abolcair · 03-10-2014, 06:10

need help for my iphone 4
its from japan and ill jailbreak it but it no network in the philippines.
its upgraded to ios 7.0.6
i'll try to down grade it to ios 6.0
tru itunes but its failed please help me.

give me tips and procedure.

this is the info of the phone.

DeviceName: Administrator’s iPhone
DeviceClass: iPhone
ProductType: iPhone3,1
ProductVersion: 7.0.6
SerialNumber: 88107C2UA4T
UniqueDeviceID: c71abe16ceb50cd3509e7278bcff0c7ac70523e7
ModelNumber: MC605
BuildVersion: 11B651
HardwareModel: N90AP
DeviceColor: black
RegionInfo: J/A
CPUArchitecture: armv7
WiFiAddress: e0:f8:47:7b:33:47
BluetoothAddress: e0:f8:47:7b:33:46
FirmwareVersion: iBoot-1940.3.5
ActivationState: WildcardActivated
ActivationStateAcknowledged: True
BasebandVersion: 04.12.09
BasebandBootloaderVersion: ICE_2_13
BasebandChipId: 80
BasebandGoldCertId: 257
ICCID: 8981200210581488786
IMEI: 012646002572036
IMSI: 440208122245854
MLBSerialNumber: J51056KJMD7FG
MobileSubscriberCountryCode: 440
MobileSubscriberNetworkCode: 20
PasswordProtected: False
PhoneNumber: 09075085430
ProductionSOC: True
ProtocolVersion: 2
SDIOProductInfo: P=N90 m=3.1 V=m
SIMStatus: kCTSIMSupportSIMStatusReady
SupportedDeviceFamilies: 1
TimeIntervalSince1970: 1394428178
TimeZone: Asia/Manila
TimeZoneOffsetFromUTC: 28800
UniqueChipID: 1847659953654
Uses24HourClock: False
iTunesHasConnected: True
Keyboard: en_US
BatteryIsCharging: True
BatteryCurrentCapacity: 100

aslammrsd · 03-10-2014, 11:45

imposible without shsh blobe

Hussain_Mobile · 03-10-2014, 11:53

check in phone which virson have shsh blobs if not the not possible

sid-ahmed · 03-10-2014, 14:11

if you have shsh any version 6.x or 5.x
1.you need to compile signed fw with your shsh
2.put it into pwned mode
3.restore signed fw with itunes 11.0.xx

if you havnt shsh
there is tethered downgrade but steps to hard for you i think

abolcair · 03-11-2014, 08:39

sir can you teach what to do and the process?

03-10-2014, 06:10	#1 (permalink)
abolcair Junior Member Join Date: Mar 2014 Location: bataan philippines Posts: 12 Member: 2143070 Status: Offline Sonork: 100.1653512 Thanks Meter: 0	iphone 4 downgrade help need help for my iphone 4 its from japan and ill jailbreak it but it no network in the philippines. its upgraded to ios 7.0.6 i'll try to down grade it to ios 6.0 tru itunes but its failed please help me. give me tips and procedure. this is the info of the phone. DeviceName: Administrator’s iPhone DeviceClass: iPhone ProductType: iPhone3,1 ProductVersion: 7.0.6 SerialNumber: 88107C2UA4T UniqueDeviceID: c71abe16ceb50cd3509e7278bcff0c7ac70523e7 ModelNumber: MC605 BuildVersion: 11B651 HardwareModel: N90AP DeviceColor: black RegionInfo: J/A CPUArchitecture: armv7 WiFiAddress: e0:f8:47:7b:33:47 BluetoothAddress: e0:f8:47:7b:33:46 FirmwareVersion: iBoot-1940.3.5 ActivationState: WildcardActivated ActivationStateAcknowledged: True BasebandVersion: 04.12.09 BasebandBootloaderVersion: ICE_2_13 BasebandChipId: 80 BasebandGoldCertId: 257 ICCID: 8981200210581488786 IMEI: 012646002572036 IMSI: 440208122245854 MLBSerialNumber: J51056KJMD7FG MobileSubscriberCountryCode: 440 MobileSubscriberNetworkCode: 20 PasswordProtected: False PhoneNumber: 09075085430 ProductionSOC: True ProtocolVersion: 2 SDIOProductInfo: P=N90 m=3.1 V=m SIMStatus: kCTSIMSupportSIMStatusReady SupportedDeviceFamilies: 1 TimeIntervalSince1970: 1394428178 TimeZone: Asia/Manila TimeZoneOffsetFromUTC: 28800 UniqueChipID: 1847659953654 Uses24HourClock: False iTunesHasConnected: True Keyboard: en_US BatteryIsCharging: True BatteryCurrentCapacity: 100

03-10-2014, 11:45	#2 (permalink)
aslammrsd Junior Member Join Date: Jul 2012 Posts: 15 Member: 1785005 Status: Offline Thanks Meter: 2	imposible without shsh blobe

03-10-2014, 11:53	#3 (permalink)
Hussain_Mobile No Life Poster Join Date: Jan 2008 Location: in Your Heart :) Posts: 747 Member: 681758 Status: Offline Sonork: 100.1676160 Thanks Meter: 347	check in phone which virson have shsh blobs if not the not possible

03-10-2014, 14:11	#4 (permalink)
sid-ahmed No Life Poster Join Date: Jan 2006 Location: ALGERIA Posts: 508 Member: 226967 Status: Offline Thanks Meter: 47	if you have shsh any version 6.x or 5.x 1.you need to compile signed fw with your shsh 2.put it into pwned mode 3.restore signed fw with itunes 11.0.xx if you havnt shsh there is tethered downgrade but steps to hard for you i think

03-11-2014, 08:39	#5 (permalink)
abolcair Junior Member Join Date: Mar 2014 Location: bataan philippines Posts: 12 Member: 2143070 Status: Offline Sonork: 100.1653512 Thanks Meter: 0	sir can you teach what to do and the process?