Need help with a ROM - Xperia Z2 Q&A, Help & Troubleshooting

Hey guys, I have an Xperia Z2 D6503 with Android 5.1.1 FW 23.4.A.1.200 non-rooted with LB
I saw this ROM -----> http://forum.xda-developers.com/xperia-z2/development/rom-z2-264-stock-rooted-deodexed-t3276227
In the instructions it only says to flash it from recovery and wipe data, and since it's stock based, i was wondering if i needed to root my phone or install a special recovery before flashing this room
Thanks in advance

You don't need to root, but you do need to unlock your boot loader to be able to flash anything that isn't flashed with Sony's own tools and have their signatures.
You migt need to load a different recovery (i.e. twrp or cwm). I can't say for sure.

dont forget to save drm keys first..... I really miss the sony camera, i didnt save the keys and now the camera performance is not as good as before. Tbh u will prefer the stock more.

azam_ said:
dont forget to save drm keys first..... I really miss the sony camera, i didnt save the keys and now the camera performance is not as good as before. Tbh u will prefer the stock more.
Click to expand...
Click to collapse
Did you try using the drm restoration zip?

guys don't mislead. All you need is to downgrade to 23.1.A.1.28, root it via KingRoot and install XZ Dual Recovery. No unlock bootloader required

Mokiwipeout said:
Did you try using the drm restoration zip?
Click to expand...
Click to collapse
i didnt know about the drm keys at the time i unlocked. So its gone forever
---------- Post added at 09:39 PM ---------- Previous post was at 09:38 PM ----------
Bruce666 said:
guys don't mislead. All you need is to downgrade to 23.1.A.1.28, root it via KingRoot and install XZ Dual Recovery. No unlock bootloader required
Click to expand...
Click to collapse
Last i checked 5.1 was not supported on kingroot, and not many custom roms can be used on locked bootloader. He asked about a new rom.

azam_ said:
i didnt know about the drm keys at the time i unlocked. So its gone forever
---------- Post added at 09:39 PM ---------- Previous post was at 09:38 PM ----------
Last i checked 5.1 was not supported on kingroot, and not many custom roms can be used on locked bootloader. He asked about a new rom.
Click to expand...
Click to collapse
He asked about a stock rom. He doesn't need to unlock his bootloader. He can simply downgrade and root then install recovery and flash that stock deodexed rom. Only CM and AOSP based roms need unlocked bootloader. All the sony stock based roms can install in a LB..
---------- Post added at 07:36 AM ---------- Previous post was at 07:32 AM ----------
DeX_17 said:
Hey guys, I have an Xperia Z2 D6503 with Android 5.1.1 FW 23.4.A.1.200 non-rooted with LB
I saw this ROM -----> http://forum.xda-developers.com/xperia-z2/development/rom-z2-264-stock-rooted-deodexed-t3276227
In the instructions it only says to flash it from recovery and wipe data, and since it's stock based, i was wondering if i needed to root my phone or install a special recovery before flashing this room
Thanks in advance
Click to expand...
Click to collapse
My friend. .
Follow this instructions
First download 23.1.A.1.28 ftf and flash it using flashtool. Or download any kitkat ftf and flash it via flashtool. Then root it and install NUT dual recovery. Then move the rom u want to flash to ur phone and enter recovery. Wipe data factory reset and flash rom. Then reboot.. Thats it. U don't need to unlock ur bootloader..
If u don't know how to downgrade u can simply see a YouTube video. There is lot of tutorials available in xda or YouTubes.
U can't root 5.1.1 directly if u are on a LB. So follow my method and enjoy a stock deodexed rom..
Here is a rooting method
http://forum.xda-developers.com/showthread.php?t=3171219

Rajeev said:
He asked about a stock rom. He doesn't need to unlock his bootloader. He can simply downgrade and root then install recovery and flash that stock deodexed rom. Only CM and AOSP based roms need unlocked bootloader. All the sony stock based roms can install in a LB..
---------- Post added at 07:36 AM ---------- Previous post was at 07:32 AM ----------
My friend. .
Follow this instructions
First download 23.1.A.1.28 ftf and flash it using flashtool. Or download any kitkat ftf and flash it via flashtool. Then root it and install NUT dual recovery. Then move the rom u want to flash to ur phone and enter recovery. Wipe data factory reset and flash rom. Then reboot.. Thats it. U don't need to unlock ur bootloader..
If u don't know how to downgrade u can simply see a YouTube video. There is lot of tutorials available in xda or YouTubes.
U can't root 5.1.1 directly if u are on a LB. So follow my method and enjoy a stock deodexed rom..
Here is a rooting method
http://forum.xda-developers.com/showthread.php?t=3171219
Click to expand...
Click to collapse
@Rajeev
hi bro,
just one question:
i unlocked my BL but i am on stock ROM (and of course i saved my DRM-keys before )
So relocking my device will bring back the bravia engine etc?
Or is a complete reinstall after relocking needed?
thx

moonryder said:
@Rajeev
hi bro,
just one question:
i unlocked my BL but i am on stock ROM (and of course i saved my DRM-keys before )
So relocking my device will bring back the bravia engine etc?
Or is a complete reinstall after relocking needed?
thx
Click to expand...
Click to collapse
Simply restore ur DRM key using TA backup tool. Make sure u don't have a custom kernel installed

Rajeev said:
He asked about a stock rom. He doesn't need to unlock his bootloader. He can simply downgrade and root then install recovery and flash that stock deodexed rom. Only CM and AOSP based roms need unlocked bootloader. All the sony stock based roms can install in a LB..
---------- Post added at 07:36 AM ---------- Previous post was at 07:32 AM ----------
My friend. .
Follow this instructions
First download 23.1.A.1.28 ftf and flash it using flashtool. Or download any kitkat ftf and flash it via flashtool. Then root it and install NUT dual recovery. Then move the rom u want to flash to ur phone and enter recovery. Wipe data factory reset and flash rom. Then reboot.. Thats it. U don't need to unlock ur bootloader..
If u don't know how to downgrade u can simply see a YouTube video. There is lot of tutorials available in xda or YouTubes.
U can't root 5.1.1 directly if u are on a LB. So follow my method and enjoy a stock deodexed rom..
Here is a rooting method
http://forum.xda-developers.com/showthread.php?t=3171219
Click to expand...
Click to collapse
Ooooh ok, thank you so much man <3

DeX_17 said:
Ooooh ok, thank you so much man <3
Click to expand...
Click to collapse
Happy to help u

Rajeev said:
He asked about a stock rom. He doesn't need to unlock his bootloader. He can simply downgrade and root then install recovery and flash that stock deodexed rom. Only CM and AOSP based roms need unlocked bootloader. All the sony stock based roms can install in a LB..
---------- Post added at 07:36 AM ---------- Previous post was at 07:32 AM ----------
My friend. .
Follow this instructions
First download 23.1.A.1.28 ftf and flash it using flashtool. Or download any kitkat ftf and flash it via flashtool. Then root it and install NUT dual recovery. Then move the rom u want to flash to ur phone and enter recovery. Wipe data factory reset and flash rom. Then reboot.. Thats it. U don't need to unlock ur bootloader..
If u don't know how to downgrade u can simply see a YouTube video. There is lot of tutorials available in xda or YouTubes.
U can't root 5.1.1 directly if u are on a LB. So follow my method and enjoy a stock deodexed rom..
Here is a rooting method
http://forum.xda-developers.com/showthread.php?t=3171219
Click to expand...
Click to collapse
Why KitKat? 23.1.A.1.28 is 5.0.2 and is rootable.

Bruce666 said:
Why KitKat? 23.1.A.1.28 is 5.0.2 and is rootable.
Click to expand...
Click to collapse
I already mentioned about 1.28 my friend.. . KK is another choice only..

Rajeev said:
I already mentioned about 1.28 my friend.. . KK is another choice only..
Click to expand...
Click to collapse
ooops right, my mistake, sorry my friend

Related

[Q] Revert/Downgrade from WB5 w/ Doomkernel to 2.1

I've searched around and can't seem to find the solution.
I'm on WB5 w/ Doomkernel and I want to go back to 2.1, and try a fresh reinstall of everything, including unlocking my bootloader (which I also don't know how to do, since I'm using doomkernel for locked bootloaders and there's one for unlocked, and I don't want to mess up anything).
Thanks to any who answer
download stock 2.1 ROM..then flash it with Xrecovery.make afull wipe- if u used 2.1 custom ROM i prefer just wipe cache partition-.
remove ur battery,enter flash mode and flash 2.1 Kernel with flashtool. u r done
---------- Post added at 10:57 PM ---------- Previous post was at 10:57 PM ----------
download stock 2.1 ROM..then flash it with Xrecovery.make afull wipe- if u used 2.1 custom ROM i prefer just wipe cache partition-.
remove ur battery,enter flash mode and flash 2.1 Kernel with flashtool. u r done
romasalah said:
download stock 2.1 ROM..then flash it with Xrecovery.make afull wipe- if u used 2.1 custom ROM i prefer just wipe cache partition-.
remove ur battery,enter flash mode and flash 2.1 Kernel with flashtool. u r done
---------- Post added at 10:57 PM ---------- Previous post was at 10:57 PM ----------
download stock 2.1 ROM..then flash it with Xrecovery.make afull wipe- if u used 2.1 custom ROM i prefer just wipe cache partition-.
remove ur battery,enter flash mode and flash 2.1 Kernel with flashtool. u r done
Click to expand...
Click to collapse
You can't flash a whole stock rom with xRecovery, since you can't flash kernels and basebands through it.
You should use flashtool to downgrade your phone.
Sent from my X10i using XDA App
Alright, I'll try it on the weekend. Thanks for the replies
aR_ChRiS said:
You can't flash a whole stock rom with xRecovery, since you can't flash kernels and basebands through it.
You should use flashtool to downgrade your phone.
Sent from my X10i using XDA App
Click to expand...
Click to collapse
Im on the new WB 5.00c and want to downgrade to 2.1.A.0.435 Global Generic ROM - Root / JIT v2 / xRecovery - Working WiFi (http://forum.xda-developers.com/showthread.php?t=936462)
it also includes a base band. Should I downgrade from the current 71 based one, after i flash the rom listed? I am as little unsure as I have always upgraded upwards. Was not sure if there was an incompatibility. I should know this by now as I have flashed many roms with xrec and flashtool also. My whole intention is to unlock the bootloader. I dont mind a full down grade since I have found 2 major issues with the wb rom, and may or may not upgrade back to it. Just need a reassurance is all.
unimatrix725 said:
Im on the new WB 5.00c and want to downgrade to 2.1.A.0.435 Global Generic ROM - Root / JIT v2 / xRecovery - Working WiFi (http://forum.xda-developers.com/showthread.php?t=936462)
it also includes a base band. Should I downgrade from the current 71 based one, after i flash the rom listed? I am as little unsure as I have always upgraded upwards. Was not sure if there was an incompatibility. I should know this by now as I have flashed many roms with xrec and flashtool also. My whole intention is to unlock the bootloader. I dont mind a full down grade since I have found 2 major issues with the wb rom, and may or may not upgrade back to it. Just need a reassurance is all.
Click to expand...
Click to collapse
Whenever you flash a firmware either upgrading or downgrading, just make sure that you flash the proper/compatible baseband and kernel files. These are generally provided with the firmware in the form of .tft file or the proper kernel is mentioned in the post itself!!
Here is a list of all the firmwares!!
Simply flash using Flashtool. Link is mentioned in the post itself!!
Edit: you can try the firmware mentioned in the link. Just remember to flash the Firmware files using flashtool as mentioned!!
Regards
kLouD
Thanks always helps to have reassurances!

Unlocked bootloader. Now can I do this?

Hello everyone!
I have unlocked my bootloader for se lww. My question is in spite of downgrading stock GB ROM for rooting, can i flash custom ROM and then root it?
I Also want to know the method for installing the recovery.. Thanks in advance
rahul_jaiswal31 said:
Hello everyone!
I have unlocked my bootloader for se lww. My question is in spite of downgrading stock GB ROM for rooting, can i flash custom ROM and then root it?
I Also want to know the method for installing the recovery.. Thanks in advance
Click to expand...
Click to collapse
No you can't install a custom ROM without root access...
First root your phone and then flash the custom ROM
PS- instead of downgrading to GB...
You can flash a pre rooted Kernel via flashtool to ROOT your phone...
It will automatically install the recovery too...
For more details about flashing Kernel look in the guides in stickies section
PREDATOR95 said:
No you can't install a custom ROM without root access...
First root your phone and then flash the custom ROM
PS- instead of downgrading to GB...
You can flash a pre rooted Kernel via flashtool to ROOT your phone...
It will automatically install the recovery too...
For more details about flashing Kernel look in the guides in stickies section
Click to expand...
Click to collapse
I've searched but found them confusing..
Can u please give the link for the kernel suitable for lww build no 4.0.2.a.0.62 running on 2.3.4 , and procedure for flashing kernel??
After flashing, can i flash custom rom via recovery (and not from flash tool)
rahul_jaiswal31 said:
I've searched but found them confusing..
Can u please give the link for the kernel suitable for lww build no 4.0.2.a.0.62 running on 2.3.4 , and procedure for flashing kernel??
After flashing, can i flash custom rom via recovery (and not from flash tool)
Click to expand...
Click to collapse
http://forum.xda-developers.com/showthread.php?t=1398910
Use this kernel... Version 3.0 is for GB
Its pre rooted and recovery will be automatically installed
---------- Post added at 11:02 PM ---------- Previous post was at 10:50 PM ----------
http://forum.xda-developers.com/showthread.php?t=1879982
Here's a simple guide by mihahn
On how to flash Kernel...
Hit a thanks to mihahn for the superb guide

[Q] Flashing kernel before root

I own Sony Xperia Sola running ICS build no. 6.1.1.B.1.54.
Iwant to root my phone should I flash kernel to 6.1.1.B.1.10. before rooting. And then flash back again to 6.1.1.B.1.54
No the complet Firmware .10 and then back to .54.
My englisch is very Bad
Gesendet von meinem MT27i mit Tapatalk
werder-96 said:
No the complet Firmware .10 and then back to .54.
My englisch is very Bad
Gesendet von meinem MT27i mit Tapatalk
Click to expand...
Click to collapse
I tried to flash to .10 but the it said connect device in USB Debugging.
I connected it in Debugging by tick the usb debugging in developers.
But flashtool said connect it in debugging mode.
HELP CAUSE I AM NOT ABLE ROOT.
Hi I am beginner in this area and could not do the tutorial on this link
http://http://forum.xda-developers.com/showthread.php?t=2258058
Detail: I did not follow the video tutorial, only the instructions below it.
So my device no longer starts, caught on home screen (I used the Phantom Kernel)
Please: what I did wrong and how I fix it :crying:
smit_96 said:
I own Sony Xperia Sola running ICS build no. 6.1.1.B.1.54.
Iwant to root my phone should I flash kernel to 6.1.1.B.1.10. before rooting. And then flash back again to 6.1.1.B.1.54
Click to expand...
Click to collapse
no you shouldn't,just root your phone,you can see tutorial how to root your phone on youtube...
---------- Post added at 01:17 AM ---------- Previous post was at 01:12 AM ----------
Isak_Rz said:
Hi I am beginner in this area and could not do the tutorial on this link
http://http://forum.xda-developers.com/showthread.php?t=2258058
Detail: I did not follow the video tutorial, only the instructions below it.
So my device no longer starts, caught on home screen (I used the Phantom Kernel)
Please: what I did wrong and how I fix it :crying:
Click to expand...
Click to collapse
what phone you used?
jjssore said:
no you shouldn't,just root your phone,you can see tutorial how to root your phone on youtube...
---------- Post added at 01:17 AM ---------- Previous post was at 01:12 AM ----------
what phone you used?
Click to expand...
Click to collapse
Xperia P.
Isak_Rz said:
Xperia P.
Click to expand...
Click to collapse
if you had bootloop,you must flashing your phone with stock rom and then root your phone again...
to easy root your phone use kingo android root via online ok...
jjssore said:
no you shouldn't,just root your phone,you can see tutorial how to root your phone on youtube...
---------- Post added at 01:17 AM ---------- Previous post was at 01:12 AM ----------
what phone you used?
Click to expand...
Click to collapse
I saw the tutorial on youtube and did the same way but i could not flash my device to .10
Flashtool said to enter in debugging mode but I already ticked it in develope
jjssore said:
if you had bootloop,you must flashing your phone with stock rom and then root your phone again...
to easy root your phone use kingo android root via online ok...
Click to expand...
Click to collapse
Ok. So I have to put a stock rom, this root stock rom again and then try to install the Rom MoonBreaker.
Two more things: I do not have stock rom JellyBean, but could not find the forum. And most importantly: the kernel installed on my device works on any rom or any rom have to be a specific kernel?
Sorry for many questions.
Annex Photo kernel version.
Isak_Rz said:
Ok. So I have to put a stock rom, this root stock rom again and then try to install the Rom MoonBreaker.
Two more things: I do not have stock rom JellyBean, but could not find the forum. And most importantly: the kernel installed on my device works on any rom or any rom have to be a specific kernel?
Sorry for many questions.
Annex Photo kernel version.
Click to expand...
Click to collapse
for question 1 :yes
until now sony not yet release jb for xperia p maybe later. about kernel you can use current kernel or use modification kernel,its will work for any rom.
jjssore said:
for question 1 :yes
until now sony not yet release jb for xperia p maybe later. about kernel you can use current kernel or use modification kernel,its will work for any rom.
Click to expand...
Click to collapse
@jjssore
How Sony didn't release JB for XP??
Do you even cgeck the XP development ??
We have already JB for a long time for our XP !!!
Lol hahahaha !!!!
@Isak_Rz
Just look here:
http://forum.xda-developers.com/showthread.php?t=1938296
Flash the JB 1.100 ftf with flashtool and you dont need root for it and after flashing that ftf you can root it and install cwm ( The one for ICS works also on JB ) then you can flash any JB custom for locked bootloaders !!
Search and read before posting a new thread then you will learn and please dont post questions after questions !!
Sent from my LT22i using Tapatalk
Here 6.1.1.B.1.B is build no or kernel

[Q] How can I restore stock rom and recovery for Cubot One?

Hello, I flash my Cubot with CWM recovery and then installed MIUI 3.12.13 (JB 4.2.1) from this thread http://forum.xda-developers.com/showthread.php?t=2412068.
Now what I need is to restore the stock rom with the most smooth room that I had read is V0.4.
I don't know if I can install stock rom from CWM recovery or I need to get the stock recovery. I don't really know the steps to do that so I would appreciate a lot if someone can guide me or post a Tutorial.
Thanks
u can flash the stock rom( i guess sptool will work)
deathviper said:
u can flash the stock rom( i guess sptool will work)
Click to expand...
Click to collapse
Ok, thank you, but I really don't know how to use SP tool. There is some Tutorial or something that can help me please?
first u have download your stock rom & sptool(latest )
there are many videos on youtube (search for how to use sptool)
u will get many
mxg24 said:
Hello, I flash my Cubot with CWM recovery and then installed MIUI 3.12.13 (JB 4.2.1) from this thread http://forum.xda-developers.com/showthread.php?t=2412068.
Now what I need is to restore the stock rom with the most smooth room that I had read is V0.4.
I don't know if I can install stock rom from CWM recovery or I need to get the stock recovery. I don't really know the steps to do that so I would appreciate a lot if someone can guide me or post a Tutorial.
Thanks
Click to expand...
Click to collapse
Any luck with that? I'm trying to restore back to stock a couple of days now and i've done nothing.
Did you solve this with sptools? If there is a way to undo all this thing please share.
Thank you!
---------- Post added at 01:48 AM ---------- Previous post was at 01:31 AM ----------
deathviper said:
u can flash the stock rom( i guess sptool will work)
Click to expand...
Click to collapse
Didn't work for me... it doesn't even read the device without the battery (especialy without drivers).
Any other suggestions?

need help for downgrading...

I'm on MM and I want to downgrade to lollipop for Installing existenz LP v7.0... I want to flash the official firmware first by using prf creator and making the rooted zip...
My question is: Is it alright to flash the zip or flashing the FTF is necessary?
Plus I want to know about backing up TA, unlocking and relocking the bootloader
goldenevil47 said:
I'm on MM and I want to downgrade to lollipop for Installing existenz LP v7.0... I want to flash the official firmware first by using prf creator and making the rooted zip...
My question is: Is it alright to flash the zip or flashing the FTF is necessary?
Plus I want to know about backing up TA, unlocking and relocking the bootloader
Click to expand...
Click to collapse
Try flashing directly the official rom
sad47051 said:
Try flashing directly the official rom
Click to expand...
Click to collapse
Ok...but I read that .264 firmware has no root exploit??? What does that mean?
And if i flash ftf then how to root the .264 firmware?
goldenevil47 said:
Ok...but I read that .264 firmware has no root exploit??? What does that mean?
And if i flash ftf then how to root the .264 firmware?
Click to expand...
Click to collapse
Listen if you flash lollipop and then try rooting if its not rootung then it will officially bring mm update in setting
sad47051 said:
Listen if you flash lollipop and then try rooting if its not rootung then it will officially bring mm update in setting
Click to expand...
Click to collapse
Nope... I dont want MM.. just want to downgrade to LP, install recovery and flash Existenz LP v7.0
Tell me one thing... Is Nut's Dual Recovery v2.86 compatible with LP .264?
goldenevil47 said:
Nope... I dont want MM.. just want to downgrade to LP, install recovery and flash Existenz LP v7.0
Tell me one thing... Is Nut's Dual Recovery v2.86 compatible with LP .264?
Click to expand...
Click to collapse
That i dont knw sorry
---------- Post added at 03:52 PM ---------- Previous post was at 03:51 PM ----------
sad47051 said:
That i dont knw sorry
Click to expand...
Click to collapse
Search it on google you may found some videos
goldenevil47 said:
Nope... I dont want MM.. just want to downgrade to LP, install recovery and flash Existenz LP v7.0
Tell me one thing... Is Nut's Dual Recovery v2.86 compatible with LP .264?
Click to expand...
Click to collapse
There's no need for you to downgrade it to .264. Just wipe system, cache, ART cache and data prior flashing when on MM's recovery then you are good to go.

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