[Q] Safest steps to root Xperia Z2? - Xperia Z2 Q&A, Help & Troubleshooting

Ok so I convinced myself that when I got this phone (which is pretty much new) I would not bother rooting and unlocking bootloader etc.
Well I am absolutely fed up with the ads popping up everywhere and so I want to root to get Adaway back (I have it on my Nexus 7 tablet and no ads is a must!) :silly:
so please, what is currently the best and safest way to root? I know it would void the warranty but if I can at least revert it to stock and get the warranty back should anything happen then I would prefer this.
I was reading a few posts that say to root, you need to unlock the bootloader but doing so removes drm keys or something meaning it cannot be restored to complete stock?
Phone is:
Xperia Z2 Black
Android Version: 4.4.4
Baseband Version: 8974-xxxxxxxxx-00027-12
Kernel Version: 3.4.0-perf-gd4d661a
Build Number: 23.0.1.A.0.167
Thanks for your help

Info
Ned_Flanders said:
Ok so I convinced myself that when I got this phone (which is pretty much new) I would not bother rooting and unlocking bootloader etc.
Well I am absolutely fed up with the ads popping up everywhere and so I want to root to get Adaway back (I have it on my Nexus 7 tablet and no ads is a must!) :silly:
so please, what is currently the best and safest way to root? I know it would void the warranty but if I can at least revert it to stock and get the warranty back should anything happen then I would prefer this.
I was reading a few posts that say to root, you need to unlock the bootloader but doing so removes drm keys or something meaning it cannot be restored to complete stock?
Phone is:
Xperia Z2 Black
Android Version: 4.4.4
Baseband Version: 8974-xxxxxxxxx-00027-12
Kernel Version: 3.4.0-perf-gd4d661a
Build Number: 23.0.1.A.0.167
Thanks for your help
Click to expand...
Click to collapse
u should trust someone so it s better to trust famous and pro
i highly recommend to use tool or method that DoOmLord provided...
:good:

Ned_Flanders said:
Ok so I convinced myself that when I got this phone (which is pretty much new) I would not bother rooting and unlocking bootloader etc.
Well I am absolutely fed up with the ads popping up everywhere and so I want to root to get Adaway back (I have it on my Nexus 7 tablet and no ads is a must!) :silly:
so please, what is currently the best and safest way to root? I know it would void the warranty but if I can at least revert it to stock and get the warranty back should anything happen then I would prefer this.
I was reading a few posts that say to root, you need to unlock the bootloader but doing so removes drm keys or something meaning it cannot be restored to complete stock?
Phone is:
Xperia Z2 Black
Android Version: 4.4.4
Baseband Version: 8974-xxxxxxxxx-00027-12
Kernel Version: 3.4.0-perf-gd4d661a
Build Number: 23.0.1.A.0.167
Thanks for your help
Click to expand...
Click to collapse
Backup data
Downgrade to 4.4.2
Root
Install recovery
Flash rooted 4.4.4 zip in recovery
Restore data
You will still have locked bootloader
You will still have warranty
You will still have the ability to return phone to 100% stock state

Geeks Empire said:
u should trust someone so it s better to trust famous and pro
i highly recommend to use tool or method that DoOmLord provided...
:good:
Click to expand...
Click to collapse
Yeah I remember DoomLord from my Xperia S days
o0 Matt 0o said:
Backup data
Downgrade to 4.4.2
Root
Install recovery
Flash rooted 4.4.4 zip in recovery
Restore data
You will still have locked bootloader
You will still have warranty
You will still have the ability to return phone to 100% stock state
Click to expand...
Click to collapse
Thanks for your help
So I need to install the Android SDK and use Flashtool to backup and flash 4.4.2 rom? Also when you say back up data do you mean my music and pics etc, or actually backup the stock rom?

Ned_Flanders said:
Yeah I remember DoomLord from my Xperia S days
Thanks for your help
So I need to install the Android SDK and use Flashtool to backup and flash 4.4.2 rom? Also when you say back up data do you mean my music and pics etc, or actually backup the stock rom?
Click to expand...
Click to collapse
When I say backup I really mean messages and call log. Anything on the phones internal memory that you want to keep. I think I used sms backup +.
And yea flash a 4.4.2 firmware via flashtool.

o0 Matt 0o said:
When I say backup I really mean messages and call log. Anything on the phones internal memory that you want to keep. I think I used sms backup +.
And yea flash a 4.4.2 firmware via flashtool.
Click to expand...
Click to collapse
Cool thanks.
One last thing I was looking at the firmwares here: http://forum.xda-developers.com/showthread.php?t=2759934
What do the numbers mean exactly?
Australia - unbranded - 1281-9715 - LINK1
Austria - 3 - 1282-0829 - LINK1
Belgium - unbranded - 1281-8375 - LINK1
Canada/USA - unbranded - 1281-9709 - LINK1, LINK2, LINK3
Central Europe 1 (CE1) - unbranded/general - 1282-0218 - LINK1
Czech Republic - Vodafone - 1282-0244 - LINK1
France - unbranded - 1281-5806 - LINK1
Germany - unbranded - 1281-4640 - LINK1, LINK2
Germany - Vodafone - 1281-2629 - LINK1
Greece - unbranded - 1282-1403 - LINK1
Hong Kong - unbranded - 1281-5473 - LINK1
Hungary - T-Mobile - 1282-1405 - LINK1, LINK2
Hungary - Vodafone - 1282-0841 - LINK1
Israel - unbranded - 1281-8401 - LINK1
Italy - unbranded - 1282-0825 - LINK1
Kuwait/Middle East - unbranded - 1281-2115 - LINK1
Malaysia - unbranded - 1281-1977 - LINK1
Netherlands - unbranded - 1282-0536 - LINK1
Nordic (combined) - unbranded - 1282-0508 - LINK1, LINK2
Philippines - unbranded - 1281-1992 - LINK1
Poland - T-Mobile - 1281-1692 - LINK1
Romania - unbranded - 1282-0218 - LINK1
Russia - unbranded - 1281-1985 - LINK1, LINK2
Saudi Arabia - unbranded - 1281-2117 - LINK1, LINK2
Singapore- unbranded - 1281-1806 - LINK1
Slovak Republic - T-Mobile - 1282-0876 - LINK1
South Korea - unbranded - 1281-1983 - LINK1, LINK2, LINK3
Spain - unbranded - 1281-4644 - LINK1
Switzerland - unbranded - 1281-8713 - LINK1
Taiwan - unbranded - 1281-5456 - LINK1
Thailand - unbranded - 1281-1810 - LINK1, LINK2, LINK3
United Kingdom - unbranded - 1282-0226 - LINK1, LINK2
United Kingdom - 3 - 1281-2574 - LINK1
United Kingdom - O2 - 1281-4648 - LINK1
United Kingdom - Vodafone - 1281-2651 - LINK1
Click to expand...
Click to collapse

Ned_Flanders said:
Cool thanks.
One last thing I was looking at the firmwares here: http://forum.xda-developers.com/showthread.php?t=2759934
What do the numbers mean exactly?
Click to expand...
Click to collapse
Those are the customisation numbers of the ROM. Some roms have different (more or less) stock apps or modified icon. An unbranded rom wouldn't have branded apps like vodaphone app or telstra app

o0 Matt 0o said:
Those are the customisation numbers of the ROM. Some roms have different (more or less) stock apps or modified icon. An unbranded rom wouldn't have branded apps like vodaphone app or telstra app
Click to expand...
Click to collapse
Sorry for been a pain again
I just setup the android-sdk, adb and fastboot (just rerooted my Xperia S so I know everything is setup ok),
I just want to double check first (better safe than sorry!) before messing around with the Z2:
1. Is there a way of backing up the stock rom and kernel before downgrading to 4.4.2, or do you need root/unlock bootloader to backup?
2. To downgrade to 4.4.2 rom do I just use this command:
fastboot flash boot D6503_17.1.2.A.0.314_3UK.ftf
Click to expand...
Click to collapse
I am going to flash this rom: https://drive.google.com/file/d/0B44Yxk18UJ4TNV9jSDlMN0s5NW8/edit
Thanks, really appreciate the help :good:

Ned_Flanders said:
Sorry for been a pain again
I just setup the android-sdk, adb and fastboot (just rerooted my Xperia S so I know everything is setup ok),
I just want to double check first (better safe than sorry!) before messing around with the Z2:
1. Is there a way of backing up the stock rom and kernel before downgrading to 4.4.2, or do you need root/unlock bootloader to backup?
2. To downgrade to 4.4.2 rom do I just use this command:
I am going to flash this rom: https://drive.google.com/file/d/0B44Yxk18UJ4TNV9jSDlMN0s5NW8/edit
Thanks, really appreciate the help :good:
Click to expand...
Click to collapse
You use flashtool to flash a FTF file
Fastboot is used for flashing IMGs and elf files

Thanks, its been a while doing all this stuff so I just need to be certain.
So I dont need to do anything like unlock bootloader before flashing that downgrade rom?

The post i linked to has good instructions I have been following, so I downloaded stock 4.4.2 and 4.4.4 rom, later I will try flashing. I also learned from reading in that thread what all the numbers mean, so in my service menu i was looking at it My bootloader can also be unlocked
I just want to make sure I do everything right as with my Xperia S and Nexus 7 2013 I rushed into it without backing the roms up, I never bricked the devices but still you do worry especially with expensive phone like Z2

Related

[Q] Orange Firmware Download

I debranded my Xperia S about 6 weeks ago to fix the GPS problem, fed up withwaitin for Orange to do the update. Orange is now on version .75 and I'm still on .67... Does anyone have the Orange firmware so I can rebrand my phone... I can find T-Mobile NL but no Orange (UK)
Thanks
Why do you care about rebranding now? Orange bloat? Flash TW .76, remove the bloatware, enjoy.
K900 said:
Why do you care about rebranding now? Orange bloat? Flash TW .76, remove the bloatware, enjoy.
Click to expand...
Click to collapse
Maybe he wants it incase it has to go back to Orange UK?
Maybe he isn't sure if putting the Taiwanese firmware on there will let some of his apps (Banking etc) work?
ratedr75 said:
Maybe he wants it incase it has to go back to Orange UK?
Maybe he isn't sure if putting the Taiwanese firmware on there will let some of his apps (Banking etc) work?
Click to expand...
Click to collapse
Many thanks for both your replies.
Here is my reasoning:
The auto update facility doesn't work with .67 and I don't want to keep checking for flash updates
When I have previously updated its taken half a day to get my setting back to how I like it.
If I need to return the handset to Orange wouldn't an incorrect firmware invalidate my warranty
When I manually updated I assumed I'd be able to regress
barnesin said:
Many thanks for both your replies.
Here is my reasoning:
The auto update facility doesn't work with .67 and I don't want to keep checking for flash updates
When I have previously updated its taken half a day to get my setting back to how I like it.
If I need to return the handset to Orange wouldn't an incorrect firmware invalidate my warranty
When I manually updated I assumed I'd be able to regress
Click to expand...
Click to collapse
No probs mate, many moons ago I used to work at the Darlington Orange office firstly on Handset Faults/Tec (A lot of them have no idea and follow a flow chart on their screens!) then moved onto Handset Insurance & Fraud Investigation. So I had a fairly good clue as to why you would want the original firmware.
ratedr75 said:
No probs mate, many moons ago I used to work at the Darlington Orange office firstly on Handset Faults/Tec (A lot of them have no idea and follow a flow chart on their screens!) then moved onto Handset Insurance & Fraud Investigation. So I had a fairly good clue as to why you would want the original firmware.
Click to expand...
Click to collapse
Bit the bullet and upgraded to firmware to .73 (Swedish) it is now auto updating to.75 ... and it didn't loose my settings... must have been something wrong with the .67 firmware I used.
I need this firmware too (Orange UK) as I need to send my phone back to Orange for warranty reasons. Any way I can change my firmware back to Orange from UK Generic?
The only way I can think of is;
1. Unlock Bootloader
2. Flash another firmware region with a rooted system.img
3. Change the customisation number in build.prop to the Orange UK one.
4. Re-lock bootloader
5. Flash with PCC hoping that it will recognise my device as Orange Uk
Would this work?

[Q] S2 Rom supports OTA

Hi all
I have been wondering how I can tell if the custom or claimed-to-be-official S2 ICS rom supports OTA upgrade?
I know it's perhaps impossible for those custom ones, but the ones I downloaded and flashed that claim 'official', how can I be sure if they supports OTA or not? I am a bit tired of keeping flashing the new versions after all.
Thank you!
it is strictly connected to your product code and region the ROM was released for - these two things have to match.
You will have OTA update if you're using ROM officially released for the region you have set in your phone. and you will get OTA updates only to other ROMs released for this region. few examples:
1. you have XEO product code and you use ROM officially released for XEO - you will get OTA updates but only to other ROMs released for XEO;
2. you have TWO product code but you have installed ROM released for XEO - you won't have OTA update at all (unless you change your PC according to you ROM release region - to XEO - and then, again, updates will be only to XEO ROMs)
3. you HAD XEO and ROM released for XEO, but for some reason you changed your PC to TWO - you won't have OTA update at all (unless you match your PC with region your ROM was released for again).
so, check your product code and the region your ROM was released for, match them however you want - change ROM or PC - and you will be having OTA updates. remember that changing PC is wiping all your data so do backup.
other thing is that you won't have OTA update if you use custom ROM, custom kernel or in some cases root (depending on the root method. rooting phone without making changes to kernel doesn't stop your device from getting OTA update until you make changes in your system).
gaeilge said:
it is strictly connected to your product code and region the ROM was released for - these two things have to match.
You will have OTA update if you're using ROM officially released for the region you have set in your phone. and you will get OTA updates only to other ROMs released for this region. few examples:
1. you have XEO product code and you use ROM officially released for XEO - you will get OTA updates but only to other ROMs released for XEO;
2. you have TWO product code but you have installed ROM released for XEO - you won't have OTA update at all (unless you change your PC according to you ROM release region - to XEO - and then, again, updates will be only to XEO ROMs)
3. you HAD XEO and ROM released for XEO, but for some reason you changed your PC to TWO - you won't have OTA update at all (unless you match your PC with region your ROM was released for again).
so, check your product code and the region your ROM was released for, match them however you want - change ROM or PC - and you will be having OTA updates. remember that changing PC is wiping all your data so do backup.
other thing is that you won't have OTA update if you use custom ROM, custom kernel or in some cases root (depending on the root method. rooting phone without making changes to kernel doesn't stop your device from getting OTA update until you make changes in your system).
Click to expand...
Click to collapse
Thanks for the detailed response. So I guess I need to get a stock rom for Australia then as I bought the phone and am using it in Australia.
Where I can find it? What's the code for Australia market? XEO is just for Euro, rite?
Thanks!!
Get the PC version of Checkfus (search for it on here/Google) & download I9100XWLP8/I9100XSALP4/I9100XXLPS/I9100XWLP8 which is an unbranded Australian ICS stock rom. Flash it following the instructions in this thread. You can also download carrier branded ICS stock roms with Checkfus if that's your preference.
MistahBungle said:
Get the PC version of Checkfus (search for it on here/Google) & download I9100XWLP8/I9100XSALP4/I9100XXLPS/I9100XWLP8 which is an unbranded Australian ICS stock rom. Flash it following the instructions in this thread. You can also download carrier branded ICS stock roms with Checkfus if that's your preference.
Click to expand...
Click to collapse
Thanks!
a few more questions:
1. How can I tell a ROM definitely supports OTA before I install it?
2. How can change my s2 region code to match the ROM's in order to get OTA working again?
3. what's the real difference between carrier branded rom and unbranded ones? e.g. is it better to use say telstra branded rom?
1. Be sure that ROM was released for the region/carrier which fits product code set in your phone - it's always written in ROM info on any download page I know. you may also adapt product code in your phone later, to fit the ROM you wish to use (in case you insist on FOTA/Kies updates).
2. *#272*IMEI# changes your product code. Remember that it wipes all your data.
3. Branded FW may include additional apps but also lot of operator's useless trash. Personally I never use branded ROMs and always suggest debranding. Check thread about chosen ROM for more info.
Sent from my GT-I9100 using Tapatalk 2
gaeilge said:
1. Be sure that ROM was released for the region/carrier which fits product code set in your phone - it's always written in ROM info on any download page I know. you may also adapt product code in your phone later, to fit the ROM you wish to use (in case you insist on FOTA/Kies updates).
2. *#272*IMEI# changes your product code. Remember that it wipes all your data.
3. Branded FW may include additional apps but also lot of operator's useless trash. Personally I never use branded ROMs and always suggest debranding. Check thread about chosen ROM for more info.
Sent from my GT-I9100 using Tapatalk 2
Click to expand...
Click to collapse
Thanks, Re #2, it seems strange that although I never used that command to change my code, only flashed a stock rom issued for another region a while ago, now the checkfus says my handset's the regional code that fits this new rom, other than the supposed-to-be australian one.
Is this normal? So the flashing process can actually alter the phone prod. region code without warning me?
Theoretically it shouldn't but s... happens. If you were flashing ROMs in which your product code wasn't available then it could adjust itself. Mostly I've seen situations when after such an ROM update, PC just wasn't available for change but it stayed the same as it was. On the second hand I've also heard about few cases like yours. Anyway, are you sure about your original PC if you never used this code option? Maybe originally it was different than you think it ought to be?
Sent from my GT-I9100 using Tapatalk 2
You can also try www.sammobile.com for stock firmware. Just make sure that you input your device and region correctly
Edit : and you'll have to flash through odin
Sent from my GT-I9100 using xda premium
gaeilge said:
Theoretically it shouldn't but s... happens. If you were flashing ROMs in which your product code wasn't available then it could adjust itself. Mostly I've seen situations when after such an ROM update, PC just wasn't available for change but it stayed the same as it was. On the second hand I've also heard about few cases like yours. Anyway, are you sure about your original PC if you never used this code option? Maybe originally it was different than you think it ought to be?
Sent from my GT-I9100 using Tapatalk 2
Click to expand...
Click to collapse
Strange!
1. I use *#1234# command and found my rom info is I9100ZSLPG, which is for the region Hongkong - TGY
2. then I use *#272*imei#* (Product code) to check my phone's current CSC, which is shown already 'TGY'.
Now my question is, why my phone still can't get any OTA update?
Any other bit not matched? How to check if any?
Thanks.

about First version of KitKat 4.4.2 for Z2

Hi,
I want to know about which build number version that came with Z2.
And is there any possible to get it in ftf file or is it possible to uninstall all the software updates and back to first rom that came with my Z2
Thanks for advance.
- D6502 or D6503,...
- FW: 17.1.A.2.55, 17.1.A.2.69, 17.1.1.A.0.402, 17.1.1.A.0.438, 17.1.2.A.0.314
- Download all version
http://forum.xda-developers.com/showthread.php?t=2759934
tonypro79 said:
- D6502 or D6503,...
- FW: 17.1.A.2.55, 17.1.A.2.69, 17.1.1.A.0.402, 17.1.1.A.0.438, 17.1.2.A.0.314
- Download all version
http://forum.xda-developers.com/showthread.php?t=2759934
Click to expand...
Click to collapse
D6503 Customized DE
But without keyboard languages like what I got with my phone first
do not worry, multilingual
tonypro79 said:
do not worry, multilingual
Click to expand...
Click to collapse
I want it without keyboard languages
I want to download it my self
The build number that came with your phone will depend on when you bought it. If you want to know the earliest KitKat build, it's 17.1.A.2.55. All available FTFs are in the link that tonypro79 provided. If you want one with just the German keyboard language, just get either the unbranded Germany (1281-4640) or Germany O2 (1281-4650).
I want know to downgrade my phone but how?
Normal flashing for does it need something else?
My has locked bootloader
Just download the firmware that you like, and use Flashtool to flash the FTF file. There are plenty of tutorials (including videos) on how to use Flashtool to flash FTF firmware files. And do make sure that you untick the "Wipe data" option if you want to keep your user data when you downgrade.

[Q] Branding region

This is a question about the region of branding updates.
Can somebody tell me the difference between VMo EU1, - EU2, - EU3 and - EU4?
Thanx
birdxx said:
This is a question about the region of branding updates.
Can somebody tell me the difference between VMo EU1, - EU2, - EU3 and - EU4?
Thanx
Click to expand...
Click to collapse
the main difference is in preinstalled bloatware.
Rootk1t said:
the main difference is in preinstalled bloatware.
Click to expand...
Click to collapse
Thanx,
I flashed EU1 first, than EU4 (because i though that was the right one).
But they're just the same to me.
Same bloatware as far as I can see.
(I'am from the Netherlands-and there was no NL update in flashtool)
After downloading both, i could see small differences inside.
Hi guys,
I am new here, trying to find out what would be the most suitable firmware for my SGP321. Can you please advise how to check it and where from I can download it?
I am from Poland and I want to get rid of any external apps from my fw.
Thanx!
rollesky said:
Hi guys, I am new here, trying to find out what would be the most suitable firmware for my SGP321. Can you please advise how to check it and where from I can download it?
I am from Poland and I want to get rid of any external apps from my fw. Thanx!
Click to expand...
Click to collapse
You can identify your tablet's current firmware's region, branding, customization, and version by reading its \system\build.prop file. You can find the latest released firmware version listed in Apollo89's thread HERE.
Thanks for explanation.
I also noticed that Flashtool contains all firmware versions and supports download if necessary.

[Q] PingPong and possibility to step back ?

I'm currently on official
AP: G925FXXU1AOCV non-rooted bought in Belgium
CP : G925FXXU1AOCW
CSC from Luxembourg: G925FLUX1AOCN
I heard that 5.1 should be released in June.
one forth of my tasker profiles require root... So i'm interested in rooting asap but wanna keep being up to date with the officials fw versions (since i still have the night clock bug on mine)
Question:
- If i root it with PingPong, i know i'll lose OTA, so question is how will i know if a new firmware is released ? Does it matter if get a different CSC if necessary ??
- With all those differents fw versions and letters, i'm getting lost , how can i know i have the latest up to date ?
Shoud i proceed this way ?
1) I'll root using pingpong
2) When a new fw is released , is it better (and possible?) to use Smart Switch to get the official update ? (of course i know it will unroot)
3) will i loose my data doing so ???
3) Is Odin better to use than Smart Switch ? if so, why ?
Thanks for your help
kaemon said:
I'm currently on official
AP: G925FXXU1AOCV non-rooted bought in Belgium
CP : G925FXXU1AOCW
CSC from Luxembourg: G925FLUX1AOCN
I heard that 5.1 should be released in June.
one forth of my tasker profiles require root... So i'm interested in rooting asap but wanna keep being up to date with the officials fw versions (since i still have the night clock bug on mine)
Question:
- If i root it with PingPong, i know i'll lose OTA, so question is how will i know if a new firmware is released ? Does it matter if get a different CSC if necessary ??
- With all those differents fw versions and letters, i'm getting lost , how can i know i have the latest up to date ?
Shoud i proceed this way ?
1) I'll root using pingpong
2) When a new fw is released , is it better (and possible?) to use Smart Switch to get the official update ? (of course i know it will unroot)
3) will i loose my data doing so ???
3) Is Odin better to use than Smart Switch ? if so, why ?
Thanks for your help
Click to expand...
Click to collapse
News sites & these forums will let us know when new updates drop.
Using Odin to flash a previous firmware will not wipe data.
Once the 5.1.1 update comes out, someone will forward the kernel & build prop info to idler, who will in turn let us know whether Ping-pong Root is still possible.
Sent from my SPH-L720 using Tapatalk

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