Systemless rooting and OTA - ZUK Z2 - Lenovo ZUK Z2 (Plus) Questions & Answers

Is it possible do to a Systemless root without custom recovery? or perhaps root with windows ADB wthout unlocking the bootloader?
Another question. Is there any possibility of flashing a new oficial firmware without losing all data? just like OTA does?
One final. I've installed the oficial indian 2.0.093 rom but it says there's no new ota update. Why is that? do I have to be in India???

fscussel said:
Is it possible do to a Systemless root without custom recovery? or perhaps root with windows ADB wthout unlocking the bootloader?
Another question. Is there any possibility of flashing a new oficial firmware without losing all data? just like OTA does?
One final. I've installed the oficial indian 2.0.093 rom but it says there's no new ota update. Why is that? do I have to be in India???
Click to expand...
Click to collapse
1.Root is not possible with locked bootloader and if you unlock it, the update app will refuse to update.
2.Not really. If you use qfil it will erase all the usedata. There are sdfuse and manually flashing ota package, but you've to be on the CN ZUI.
3.Indian ZUI is at version 2..0.xxx, which is MM and there is no Nougat available yet for that version of ZUI. It will eventually come, but nobody knows when.
Overall, this phone is best used with custom ROM, like Mokee.

Related

5.0 and kernel

Hello all,
I have a question, i'm lock on S-on, so i can't improve my firmware. And i want to know if Android lolipop need to upgrade my firmware to be installed ?
Thanks for you're answer.
Aguyos said:
Hello all,
I have a question, i'm lock on S-on, so i can't improve my firmware. And i want to know if Android lolipop need to upgrade my firmware to be installed ?
Thanks for you're answer.
Click to expand...
Click to collapse
OTA will upgrade your firmware. If 4.4.4 has rolled out for your version, go back to stock ROM and recovery (if not so already) and you should be able to OTA.
You likely won't be able to OTA direct to 5.0, unless you OTA to 4.4.4 first.
Ok, but i forget the most important things on my first post. I have unlock my bootloader and i'm on viper 2.5. So i think i can't get Ota since i'm on custom ....

TWRP=No OTA for you

This is a public service announcement to save people headaches. RTFM. You cannot ever now, or in the past, take an OTA with a custom recovery. You must always have a stock recovery and system to do so. Period. If you do install a custom recovery, freeze the update center with Titanium, Rom Toolbox, or the like, so that you will remember you have a custom recovery and not accidentally take an update.
I hope this helps someone out there
So what is the simplest way to update to the OTA firmware with a phone that is rooted with twrp, and a custom ROM? Is there a way to disable twrp without having to un-root? That way it might be possible to update to the OTA firmware. Please correct me if I'm wrong.
Grizzie said:
So what is the simplest way to update to the OTA firmware with a phone that is rooted with twrp, and a custom ROM? Is there a way to disable twrp without having to un-root? That way it might be possible to update to the OTA firmware. Please correct me if I'm wrong.
Click to expand...
Click to collapse
.this is referring to stock software updates, unless it's updates of the rom, which you won't even receive if you're on a custom rom...to update a custom rom, you just download the updated version, or the OTA if the rom is so capable, and flash it in twrp like the first version you downloaded
Grizzie said:
So what is the simplest way to update to the OTA firmware with a phone that is rooted with twrp, and a custom ROM? Is there a way to disable twrp without having to un-root? That way it might be possible to update to the OTA firmware. Please correct me if I'm wrong.
Click to expand...
Click to collapse
Wait for a flashable zip for TWRP. You can revert to stock to take an OTA. Being rooted is not a problem per se, it's the custom recovery and having non stock roms. In theory you could flash the stock recovery and bootloader and then take an OTA. However, not having stock system/apps could likely create havoc
In case you do happen to try and install it, here's a fix for your bootloops: http://forum.xda-developers.com/showthread.php?p=60117595

New here

Hi guys
I m new here, i dont know much about this stuff.
So i have lg g3 d851 t mobile version which is previously unlocked (i dont know which tool was used). The problem is the phone lack some base app like radio and update center ect and its unstable, so i want to flash it.
Phone statue:
+ android version 4.4.2
+ rooted
+unlocked
+bloatloader i think locked
+stock recovery
My question is
Can i install costom rom without losing the unlock? If no can i install stock rom like 5.1 or even 6.0? do i need install 5.1 before 6.0 ?
Pls help
The bootloader isn't unlockable per se. You obtain a custom recovery by downgrading to an earlier android version with vulnerabilities you can exploit to obtain root access. Then you use the root access to flash a custom recovery. You can do whatever you want (whether it be flashing a custom ROM or a stock ROM through lgup), you can always re-root. You'll never lose the unlock since technically it doesn't exist.
With that said, since the phone already has root, you can flash twrp recovery using terminal or adb and flashing any ROM from there. You can also flash the latest stock ROM on a PC using LGUP or lg flashtool or in recovery using the stock ROM by mesa.
Read through the guides here and decide what exactly you want to do based on your preferences. You can always re root if you lose it in the process.
As a side note, there's no radio app for this model as there's no FM transmitter in this device.
Hope this helps.

Will I be able to upgrade to Pie if my bootloader is unlocked?

So I'm still on stock, but I can't install OTA updates, which is to be expected since I have an unlocked bootloader, and TWRP. But I'm wondering if that will make an upgrade to Pie impossible without waiting for a custom ROM to come out? Or will I have to relock the bootloader to get it?
yes, if u not rooted neither using custom recovery

OTA update after root

I recently bought S9 and planning to root. After root, can I install OTA, if I'm on stock ROM (Magisk system-less root, without changing any partition)? I searched this in many threads and I still have no clear idea, the OTA update fails on stock or the custom roms.
(I previously used Huawei and Xiaomi phones and they flawlessly installed OTA updates within root, root lost after update but anyway updated ).
Yes OTA works as long as the firmware you are on is stock firmware without any mods/custom
Status must stay "Official"
*Detection* said:
Yes OTA works as long as the firmware you are on is stock firmware without any mods/custom
Status must stay "Official"
Click to expand...
Click to collapse
Thank you very much for the reply

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