stuck at the logo screen - Zuk Z1 Q&A, Help & Troubleshooting

I know my question will seem kinda silly to most of you, but, to be honest, I have no prerequisite knowledge on ROMs, rooting, modding, any of that.
I did tried to root my phone on the ZUI and succeeded, thanks to Google. But then I tried to update my ZUI OTA. At this point Im stuck at the ZUK logo screen. I cannot shut down the phone, only reboot. I can sometime manage to get into the screen where you can update via SD card (but it did not work).
All I desperately want now is to restore everything to its normal state and not brick my phone. Could anyone please please help?
I do know now that if you root the phone, you should not update it OTA, but I wished I knew sooner.

mail
Bro mail to [email protected] they can help you to fix your device back..
lalalina102 said:
I know my question will seem kinda silly to most of you, but, to be honest, I have no prerequisite knowledge on ROMs, rooting, modding, any of that.
I did tried to root my phone on the ZUI and succeeded, thanks to Google. But then I tried to update my ZUI OTA. At this point Im stuck at the ZUK logo screen. I cannot shut down the phone, only reboot. I can sometime manage to get into the screen where you can update via SD card (but it did not work).
All I desperately want now is to restore everything to its normal state and not brick my phone. Could anyone please please help?
I do know now that if you root the phone, you should not update it OTA, but I wished I knew sooner.
Click to expand...
Click to collapse

I think your phone is soft bricked.Just look for how to fix soft bricked ZUI on google, you may find some helpful guide there

Related

P9 Lite booting lock

Hi all, i'm new to Android Phones, so i started a few days with this phone. But now i think i've done a big mistake, i tried to erase everything from the phone, in a hope to "restore" to the factory state. Instead, i think i've deleted everything from the phone, and now, it only says "Your device is booting now..." and it doesn't boot. It's unlocked and rooted, i've deleted it from the TWRP menu.
So, is there anything that i can do, to restore it back? The model i think it's the VNS-L31, i'm downloading a firmware from the L21, can it be replaced or something like that? Thankx in advance.
*Edit* I found stock rom for my phone here in the fórum, but it says i need to have stock recovery but i have the TWRP recovery. Is there any way that i can do it, with that recovery?
*Edit 2* In Erecovery, when i try to download it says "Getting package info failed"
First of all... Why don't you have a backup in TWRP? ALWAYS back up your stuff before doing ANYTHING in TWRP.
Second: there is an option for factory reset within the EMUI system itself. Absolutely no need to mess around in TWRP for something like that. Of course you can "factory reset" in TWRP but this can also wipe your system which then requires you to flash something.
To your problem:
Since I luckily was not forced to flash a stock firmware yet, some more information would be nice.
In which format does the firmware come (link to where you downloaded it)? TWRP can handle .zip files. So if it comes as a .zip file, you can try flashing it through TWRP (really depends on what you downloaded!)
If you only need stock recovery, try accessing TWRP with your phone plugged into a PC.
This way it normally fires up the stock eRecovery.
Hi, yeah, i should have done a backup, thank you for the advice. The firmware i used is this one www .stechguide.com/huawei-p9-lite-marshmallow-firmware-b100/ - i found it here, and a user used it to, not sure why, but he says that it worked.
I'm not sure if this is the right way to do it, because i'm new to this. The TWRP boot, but i can't get my phone to get recognized by the huawei software, not sure if it need to. Even with the drivers installed, it only connects if the phone is on the menu.
iDeadSmack said:
Hi, yeah, i should have done a backup, thank you for the advice. The firmware i used is this one www .stechguide.com/huawei-p9-lite-marshmallow-firmware-b100/ - i found it here, and a user used it to, not sure why, but he says that it worked.
I'm not sure if this is the right way to do it, because i'm new to this. The TWRP boot, but i can't get my phone to get recognized by the huawei software, not sure if it need to. Even with the drivers installed, it only connects if the phone is on the menu.
Click to expand...
Click to collapse
Hmm maybe best way is to send the user that made it work a PM and maybe he can provide you a guide on how to do it.
And maybe he or you can then provide a guide here on how to do it.
This device is rather new and the forum is building up so there is a lot of work to do and a lot of things have to be worked around.
Hope you can fix it, like I said, I cannot really help you properly since I never had the problem and therefore do not really understand what's happening on your device.
hi, thank you for the reply. In fact i have solved the problem few minutes ago, and was thinking on do a quick fix tutorial or something like that. Because it's really fast, just need to do the right way.
I'm really happy for the help i got in this forum, all the threads are really intersting. Going to try help others with the same problem that i had. Thank You
iDeadSmack said:
hi, thank you for the reply. In fact i have solved the problem few minutes ago, and was thinking on do a quick fix tutorial or something like that. Because it's really fast, just need to do the right way.
I'm really happy for the help i got in this forum, all the threads are really intersting. Going to try help others with the same problem that i had. Thank You
Click to expand...
Click to collapse
Could you help me with this problem i have the same problem on Huawei l-21 ??
Always have a backup of your fresh system on TWRP. Then whatever happen just restore it whenever you think you messed up your device and you should be fine ALWAYS.

Please Help! Can't boot into ROM or Recovery

Hello, I am not a noob and I have been rooting phones for quite a while!
I was on an Android N ROM, WETA and tupac, with TWRP 3.0.2-1 working just fine.. all of a sudden I couldn't boot into recovery or into my ROM.. so I decided to say screw it and booted into bootloader and used fastboot commands to stock MTC20F.. flashed all of it except userdata, but I did format userdata at the end. I then rebooted the phone and I still cannot get past the Google logo.. it just reboots the phone everytime.. Not sure where I went wrong but being on Project Fi, I can't just go into a store and get a new phone.. So I a have a big issue right now and have no idea where something went wrong.. I would greatly appreciate some help or guides of how to go about fixing this.. I don't know why but normally fastboot always fixes my issue!!
sorry i did not read fully,
your pc does not recognize the phone during the boot at all?
There are some ongoing issues with reverting back from N to MM..... Not sure if you are faced with the same issue or not, but I know a few people are in your boat, with no resolution at this time.
Heisenberg said:
[SIZE=+1]14. How To Update To Android 7.0 Nougat[/SIZE]
....
....
Please note: If you decide to upgrade to Nougat, at this stage you cannot return to Marshmallow. Trying to downgrade to MM has seen multiple bricks occur. I don't know why this is happening but it's happening.
Click to expand...
Click to collapse
Please join this thread to help troubleshoot.

[Dirty-Santa Root] Bricked Verizon LG V20 Please Help!!!

I have rooted many phones before without an issue, and during the root process for this phone, everything was going great, I flashed SuperSU zip in TWRP and rebooted, since it was the first boot I expected a decently long wait, after about 25 minutes I followed the guide's instructions for Verizon since it did say some Verizon users were experiencing long first boot times. I took the battery out like it said, put it back in, then proceeded to fastboot boot2.img, like the guide said. After letting it sit for an hour this time, I got the idea that something was obviously wrong. After multiple attempts with no success I tried to fix it myself. So far I have learned that on the fastboot screen it says my bootloader is locked again, even after unlocking it. I have tried flashing TWRP as a recovery, just to at least have a recovery boot, that does not work either unfortunately. So as of right now, all I have is a v20 that has no OS, a locked bootloader, no way of booting recovery, I can fastboot with no ADB, and its virtually a paperweight. If anyone has a solution to at least get back to Stock, I would greatly appreciate it! Thanks!
First off. It will say: Bootloader Unlocked: No
Thats normal. 2nd. you are not bricked. You have TWRP installed. You just need to redo some steps.
PM me. and I will help you.
Did you get it fixed?
frome901 said:
Did you get it fixed?
Click to expand...
Click to collapse
He has not responded to my pm
What roms can we use with dirty santa root?
me2151 said:
First off. It will say: Bootloader Unlocked: No
Thats normal. 2nd. you are not bricked. You have TWRP installed. You just need to redo some steps.
PM me. and I will help you.
Click to expand...
Click to collapse
Bricked 2 LG V20s this way any help would be appreciated lol what steps do I need to redo...
TheDantee said:
Bricked 2 LG V20s this way any help would be appreciated lol what steps do I need to redo...
Click to expand...
Click to collapse
In his case we needed to redo from step 3.
I managed to un-brick mines after returning sadly from the Sprint store.
First, get to the boot loader screen and try running thru the steps again, especially step 3. You need to make sure you have TWRP.
Use this link to make sure you can get into the different modes (Download mode, fastboot, etc) http://www.hardreset.info/devices/lg/lg-v20/
Once you can get TWRP to show up,then you are good. In the mean time I downloaded "LS997-deODEXd-signed"
When I got into TWRP, I transferred the file to my phone. Rebooted from TWRP back into TWRP and flashed the ROM.
During my reboots, I do get a message saying my phone is corrupt, blah blahblah, but I just wait a few seconds and it will boot up.
Hope this helps.
I had managed to brick mines only 3 hours after upgrading from my Note 4. It took me from 9pm to almost 2am to get it back up again. I can live with the message about my phone being unbootable until someone comes up with a work thru.
Bricked T-Mobile v20
I have rooted many phones before without an issue, and during the root process for this phone, everything was going great, I flashed SuperSU zip in TWRP and rebooted, since it was flash a new rom on it then i get boot loop with TWRP. so i decide to OEM LOCK again after that everything was stuck on my phone just boot loop with LG so any solutions please help me...... THx u for help me.
Kinda nerve wrecking to read about all these "bricked" phones popping up after trying this method lol.. Perhaps I'll just wait until a more tried and true way comes out...
Dirty Santa root is not for the average user who has a couple of experience in rooting.
You have to at least have background on Hard bricking phones to fully understand what you are getting yourself into
For anyone that isnt on sprint that has "bricked" their phone. There are kdz's that will allow you to reflash back to 'stock". Someone had an issue with the kdz, but it was an easy fix. If you failed the process, it can be restored. Just if it doesnt want to boot, just lock and unlock the bootloader...
If your phone doesnt have a kdz, I know TeamDev is working on a custom kdz for such phones. Don't bug him if it isn't finished as I type this.
Anyone that can't get into TWRP, or has failed the process. Either start back at step 3, or if you have TWRP installed but can't get to it, the manual way to get into TWRP is a pain.
Keep your back cover off and hold the volume down button for ease. Now press the power button and as soon as you see an LG logo, let go and repress the power button. Its tricky.... If you get the corrupted screen, pop your battery out and put it back in quick and repress volume down and power. Usually if Im quick enough the first LG logo will hang a lot longer than usual and that gives me time to enter TWRP. A factory reset screen will pop up. Hit Yes twice.
Please help urgent
lcovel said:
I managed to un-brick mines after returning sadly from the Sprint store.
First, get to the boot loader screen and try running thru the steps again, especially step 3. You need to make sure you have TWRP.
Use this link to make sure you can get into the different modes (Download mode, fastboot, etc)
Once you can get TWRP to show up,then you are good. In the mean time I downloaded "LS997-deODEXd-signed"
When I got into TWRP, I transferred the file to my phone. Rebooted from TWRP back into TWRP and flashed the ROM.
During my reboots, I do get a message saying my phone is corrupt, blah blahblah, but I just wait a few seconds and it will boot up.
Hope this helps.
I had managed to brick mines only 3 hours after upgrading from my Note 4. It took me from 9pm to almost 2am to get it back up again. I can live with the message about my phone being unbootable until someone comes up with a work thru.
Click to expand...
Click to collapse
Please can u help ke unbrick mine i bought this mobile in my country its expensive and has no support. I have tried all tools but still getting the error model unknown please help sir
Jaistah said:
Dirty Santa root is not for the average user who has a couple of experience in rooting.
You have to at least have background on Hard bricking phones to fully understand what you are getting yourself into
Click to expand...
Click to collapse
What does that mean? Not for the average user who has a couple of experiences in rooting.
I've only rooted 2 phones, this is my 3rd (maybe 4th). I am on Sprint. Instructions worked fine for me. I did have one hiccup, but it was my fault, and I was able to root just fine. I've been running for a few months now.
I have not flashed any custom ROM yet, I'm going to wait for the next major version of Android to come out. The only mods I've done so far are Titanium Backup install so I can remove Sprint crap.
yuppicide said:
What does that mean? Not for the average user who has a couple of experiences in rooting.
I've only rooted 2 phones, this is my 3rd (maybe 4th). I am on Sprint. Instructions worked fine for me. I did have one hiccup, but it was my fault, and I was able to root just fine. I've been running for a few months now.
I have not flashed any custom ROM yet, I'm going to wait for the next major version of Android to come out. The only mods I've done so far are Titanium Backup install so I can remove Sprint crap.
Click to expand...
Click to collapse
it means dirty santa root got a high posibility rate of bricking a device compared to other root methods for other devices and if you have no experience in bricking phones before then you're screwed if it happens to you
Actually, if you follow the directions, almost none of the problems create a true brick-- which means unrecoverable. For most of the cases, you might get a soft brick, meaning you have to back out, use a KDZ to repair it or reflash something else, or start over from scratch and try again-- but usually (maybe with some help from here) you can pull the phone back into a usable state.
I would hazard to guess for the vast majority the process works fine, maybe with a hiccup, but I've not seen many reports of a truly unrecoverable brick from this method. It's complicated, yes, and you need to be ready to read a LOT to understand what's going on, but it seems pretty difficult to end up with a $700 paperweight with this.
So i have been trying tonroot my sprint lg v20 and everytime i try and go to the phone on mobile terminal to enter id
Then enter the apply patch /system/bin/atd /storage/emulated/0/dirtysanta i get this message and i cant go to step 2 to boot into recovery
Any help would be appreciated: i have a sprint v20 and i wanted to know if i have to flash the stock sprint rom or can i just flash lineage rom following this guide? I have it running on AT&T and i want to keep it on AT&T...
can you please assist
Could you help out, please? I don't believe I have hard bricked my LG V20 H910. However, I have read and tried all of the unbrick info out. It seems my screw up is unique. I completed dirty Santa then went to flash a custom. in the boot between that. I get a black screen and cant do anything even download mode will not come up. My PC does make its usual noises when i connect or disconnect, but my phone does nothing.
Ok, I managed to brick mine too. It's a VS995, it was running stock 1AC. I used the LGUP tool to downgrade it to VS99512A, and then did Dirty Sanata and TWRP. After booting into TWRP I decided to try lineage OS with Android 8.0, I did not make a backup of the Stock ROM, which was very stupid. Lineage OS 15.1 flashed but I had no cell service so I panicked and instead of wiping it in TWRP and using the backup of stock I should have created, I just opened LGUP and tried to downgrade it back to stock VSS99512A. Well LGUP said it worked, but when it went to boot it would hang at the Verizon logo with 4 pastel dots. Device manager could see an ADB device and I could connect to it with ADB. So I did and read the logcat. I could see it was trying to update as part of the rollback, but it appeared that some components from Android 8x could not be "upgraded" to Andoird 7.x. There was a repeated error about failing to update SQLite instance version from 3 to 1.
The one feature that could fix this is if the refurbish function worked with any of the VS995 KDZ files we all have access to. But alas, none work instead we only get the upgrade function... or so I thought. Somewhere in my search for the past 2 weeks I found a modified LGUP https://forum.xda-developers.com/v20/how-to/guide-patch-lgup-to-unlock-features-t3652222
**Please be warned what I did was absolutely ****ing stupid, and it was sheer luck I didn't screw anything up.**
From what I can tell if you only flash ("LGUP Upgrade") the KDZ from the same model it never clears the partition it just adds to it. My problem was there was stuff from lineage OS 15 stuck on one of the partitions that was making the rollback to stock fail because it kept saying it couldn't update the SQLLite DB from 3 to 1. So no "upgrade" within LGUP would work because the upgrade function does not clear internal storage. But the link above is to a version someone modded so you can force a partition update from any KDZ onto the system. So I started playing around with forcing KDZs from other models onto my VS995, and I noticed when using the Partion DL function with non-VS995 KDZ files it would say something about the partition changing. All I can assume is that the partition layout is so different on each model and it forces LGUP to re-partition the storage.
**Again I state for the record this was stupid, and I'm only fortunate it worked.**
I forced Partion DL of H91510d_00_VTR_CA_OP_1110.kdz, then H990N10b_00_OPEN_HK_DS_OP_1017.kdz, then back to VS99512A_06_1114_ARB00.kdz, then when it booted it gave the Verizon hello, and moved on finally but the setting service kept crashing while it was trying to load the Secure Boot screen. So I yanked the battery and went into the boot menu and did the Factory Reset function, and it worked.
Lesson learned, always make a backup and don't be so hasty to use tools that aren't fully functional (LGUP).
Perhaps what I've done may help others, maybe I've found out how to reimage or unbrick our V20s. Or maybe I just got really stupid lucky.

P9 Lite - can't access developer options and phone soft reboots when uninstalling app

Here's the story:
After I've broken my screen and voided my warranty. I've decided to root my phone. Some time after, I got a notification that a new system upgrade was released, which was supposed to update my phone to Nougat and EMUI 5.0. After I installed the update I've noticed that my root was gone. Eventually I've decided to root my phone back, but something went wrong.
Now I can't access developer settings, every time I click on it Settings crashes. And every time I go and try to uninstall an application the phone soft reboots.
I've tried to clear dalvik cache trough TWRP, didn't work.
I've done a factory data reset didn't fix anything.
I can't uninstall apps trough ADB since I need to enable USB debugging and I can't get to dev options.
I can't authorize the PC either because the authorization popup doesn't appear and I think it's because the dev options don't work. As such I can't use the toolkit to do anything.
I tried to follow the steps from the Unbricking tab from the toolkit: I flashed the boot, system, recovery, cust images and stopped at the point in the instructions where I had to use TWRP. I stopped because I can't flash TWRP anymore. I flashed it at least 10 times but it didn't work, every time I boot into recovery I get the stock huawei recovery.
Is there any way I can fix this, or is my phone "half bricked" for good?
Use dload to get back to mm and from mm use firmware finder and proxy instal b370 . PV . Don't instal anything else cuz everything else will make ur phone act like that again .
ScaleneVirus288 said:
Use dload to get back to mm and from mm use firmware finder and proxy instal b370 . PV . Don't instal anything else cuz everything else will make ur phone act like that again .
Click to expand...
Click to collapse
Sorry for taking so long, I've been pretty busy, but I finally got a chance to try what you said.
It worked, and it was very simple to do.
Thank you very much, I can use my phone as intended now.
I have one more question tough, if u don't mind. Since you said not to install anything else since the phone will act up again, does that mean there is no way to root my phone? And if there is, can you point me to a tutorial?
Again, thanks a lot.
ZePuff said:
Sorry for taking so long, I've been pretty busy, but I finally got a chance to try what you said.
It worked, and it was very simple to do.
Thank you very much, I can use my phone as intended now.
I have one more question tough, if u don't mind. Since you said not to install anything else since the phone will act up again, does that mean there is no way to root my phone? And if there is, can you point me to a tutorial?
Again, thanks a lot.
Click to expand...
Click to collapse
Sorry but I don't use xda much often . U can root it , I said don't instal anything else that .pv . I said it about Rom , u can eazy root it

My S8 phone is on a bootloop after flashing TWRP via Odin. I REALLY NEED HELP PLEASE

Hey, I'm really new to this stuff. So I was trying to root my phone but then I forgot to backup my files after flashing TWRP via Odin (I have really important and precious stuff in my phone) so I tried rebooting so I can make the backup but my phone isn't able to even access the home screen because of the bootloop. I'm really going to need my phone tomorrow so I'm not feeling that good right now, I'm feeling a bit anguished and regretful for even doing this. I don't mind uninstalling TWRP to fix this. Do I have to replace my official Oreo OS with a non official customized one? Because I've heard that customized OS tends to be slower (I'm really new to this so i don't know that much stuff) Please help me, I'm legit panicking. I just want to be able to reach my home screen without wiping, deleting or formatting data I don't want to lose all my stuff on my phone.
Thank you to whoever reads this and helps me
Hi,
Can you boot TWRP recovery? If yes, then in all probability you should be able to access data and copy that over to PC.

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