for questions on the bootloader, which is kind of "BIOS mode" on Android devices

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3
votes
1answer
11k views

Debugging bootloop: Get an information log without ADB? Can an emulator help? [duplicate]

Possible Duplicate: Android boot-up messages for debugging? Related to this post I created: Does the Android emulator generate some sort of log file I can access if it crashes? I have ...
0
votes
0answers
101 views

HTC One mini HTCdev Unlock Bootloader won't unlock in the last step

After not using my HTC One mini for quite a while, I now want to use it again. However when I turn it on, it shows a locked bootloader. So I singed up on HTCdev to unlock it and went through every ...
0
votes
0answers
44 views

Protection from flashing ROM

Hi so i was trying to theft protection my android phone. I unlock screen lock code, Cerberus with root privileges and also I'm about to encrypt my phone(not that it helps much to recover your phone ...
0
votes
1answer
48 views

I flashed recoveries with Odin, why doesn't my phone boot bow?

Samsung S3 Android phone, not rooted, stock firmware. In chronological order: I turned on USB debugging, although could not use fastboot. I used Odin to flash multiple recoveries, but I don't think I ...
-2
votes
1answer
210 views

Connect usb cable and waiting for device problem in bootloader

I wanted to unlock the bootloader for my motorola moto g 3rd gen. I get to the step where I put my phone into fastboot mode. On the bottom of my screen in fastboot mode, it says 'connect usb data ...
0
votes
0answers
137 views

Unpacking repacking boot.img creates unusable boot.img

I have tried to create a custom boot.img using Android Kitchen, Cofface's unpack/repack kernal tool, and abimE, but each time I repack I get a boot.img that is less an half the original size and get ...
0
votes
0answers
75 views

Android sticks gets stuck at boot screen, then gets fixed overnight automagically. Why?

I have a chinese google stick - mk808b plus http://www.gearbest.com/tv-box/pp_124593.html System: Android 4.4 GPU: Mali-450 CPU: Amlogic M805 It works okish, plays the movies, reboot fine, power ...
0
votes
0answers
1k views

Vodafone Smart Tab 3G 7" not booting

I have a Vodafone Smart Tab 3G seven inch. This device was switched of & when I wanted to use it then it just displayed at bottom screen Powered by Android. And then black screen. Vodacom can't ...
0
votes
0answers
106 views

Nexus 5 (kitkat) does not boot into Bootloader mode - also cannot factory reset from ADM

I have an old Nexus 5 which I'm trying to use again because I dropped my current phone. This Nexus 5 was on 5.0 (the one with the swirling circles right?) and it boots up but I can't get into it. I ...
8
votes
2answers
27k views

Is it possible to boot an Android phone from a USB drive?

Is there any way to boot an Android phone* from a bus-powered USB drive**? If so, what are the steps to achieve this? * E.g. one with USB OTG functionality. ** E.g. a flash drive.
0
votes
1answer
218 views

How to enable adb in bootloader mode?

Is it possible to enable adb in bootloader mode? I've already managed to enable it at boot following this, but couldn't figure out yet how to enable it in bootloader mode (if it is even possible?). ...
0
votes
1answer
4k views

LG Optimus 4X HD - unlock bootloader?

I have just rooted the LG Optimus 4X HD using instructions I found at How to root the LG Optimus 4X (LG-P880)? I now need to unlock the bootloader, but for some reason the command adb reboot ...
3
votes
1answer
55k views

How to unlock bootloader on samsung devices?

Before you try to install any custom ROM on your device, you need to unlock the phone’s bootloader, which is a code executed before any OS (operating system) launch. The notion of a bootloader is ...
1
vote
1answer
390 views

Device boots normally, but cannot enter recovery or fastboot

I have secondhand Vodafone Smart Tab 4G. It seems to me that previous owner messed something up. The device boots normally but I cannot enter either bootloader, fastboot, or recovery. I have tried HW ...
3
votes
0answers
240 views

How to change the boot logo, Not the bootanimation 4.2.2

Im trying to find out if I can change the boot logo, the one that shows up right before the bootanimation. Currently it show's me a linux logo. I am looking to either completely remove it or change ...
1
vote
0answers
70 views

Bricked Nexus 7, USB Not being recognised at all

My Nexus 7 all of a sudden stopped sending data through usb OTG and i tried to erase cache through TRWP but ended up deleting the OS. Now I am stuck with a device with no OS. I cannot mount the USB ...
1
vote
2answers
3k views

How to do a factory reset when recovery mode, usb debugging and factory reset don't work?

I have a device called "EXEQ SET": http://www.exeq.ru/produkcija/pristavki/os-android/set.html It runs Android 4.1.1. It is spitting out errors like this every other second, making the device almost ...
2
votes
0answers
1k views

Can't unlock bootloader

I'm trying to unlock the bootloader of my tablet for hours now.. There's no solution out there that worked for me. I've already tried: fastboot oem unlock (the tablet responses with a question ...
5
votes
1answer
13k views

What does HBOOT mean?

My best guess as of now is "partition and mount point layout". But it feels like there's more to it, since the bootloader can identify the HBOOT by name. I've been flashing custom ROMs for quite a ...
2
votes
1answer
4k views

Fastboot oem get_identifier_token - FAILED (remote: unknown command)

Hello Everyone! I am trying yo unlock the bootloader with no success. Basically, the following command Code: Fastboot oem get_identifier_token is hitting the error of: FAILED (remote: unknown ...
0
votes
1answer
2k views

Xperia M dual stuck at boot screen after unlocking bootloader!

Help needed it's urgent. So I have unlocked bootloader successfully via fastboot. Everything went fine until the end without any error. So I disconnected the device from PC and rebooted it and now it ...
0
votes
1answer
156 views

Error installing CyanogenMod: Unsupported bootloader

I am trying to install CyanogenMod 12 on my Moto G 4G XT1040 Peregrine by following this guide from the Cyanogen Wiki. I have: Unlocked my bootloader Installed a custom compatible recovery (TWRP ...
1
vote
0answers
670 views

Booting into custom recovery with a locked bootloader

I'm planning to flash a custom ROM on my device, but too lazy to take backups.. My favorite backup tool being Titanium Backup, I want root access on my device before I unlock the bootloader. But ...
0
votes
1answer
21k views

What is the difference between rooting and unlocking the Boot Loader in reference to Android? [duplicate]

I have heard these two terms the most, whenever people talk about Android OS. One of them is Rooting or root access, and the other one is unlocking the Boot Loader. Are these two terms exactly the ...
2
votes
0answers
126 views

su fails: “wget: bad address 'static.zhiqupk.com'” and unable to unlock bootloader

A friend of mine bought a used Samsung Galaxy S6 or at least we thought so, but it looks that it might be a chinese phone. After wiping all data/cache, the phone still had a lot porn/advertisement ...
0
votes
0answers
74 views

Nexus 7 2013 wi-fi stuck at google logo after rooting

I downloaded AOSP (5.1.1, API level 22), made changes in the init.rc, and added the su binary / SuperUser packages to the build. I also added proprietary binaries relevant to nexus-7 flo (for Android ...
0
votes
1answer
919 views

Can't boot into custom recovery on Cyanogenmod 12.1

After installing Cyanogenmod 12.1 on my LG G2 (d800) I'm unable to boot into custom recovery. If I use Cyanogen to boot into recovery, my phone just turns off and I can't turn it on for several ...
2
votes
1answer
1k views

Can I flash a custom boot.img to Nexus 5 when “Secure Boot” is enabled?

I have compiled the Android Linux kernel for Nexus 5 with some modifications. My phone is LG Nexus 5, whose bootloader has been unlocked, but the "Secure Boot" is still enabled. As I understand, ...
3
votes
0answers
234 views

Nexus 6 no longer turns on, now that I have flashed a Marshmallow ROM + bootloader

I have a Google Nexus 6 (Telus/AT&T) and I had been successfully running the Lollipop version of Chroma for months now. Yesterday I flashed Chroma Marshmallow ROM, and the recommended Google ...
1
vote
0answers
113 views

Keyboard settings crashes at post-reset setup, can't access phone

I rooted my device and everything went fine (Kingo Root automatic app). Some time after making my first steps into the rooted device, I tried a "Reboot menu" widget, a window with options popped out ...
3
votes
4answers
11k views

how to add a custom lock for the recovery and/or bootloader?

Unlocking the bootloader and/or the recovery is very popular discussion across many devices. But doing so exposes a very obvious and inevitable issue with security! An unlocked recovery means that no ...
0
votes
0answers
601 views

I can't unlock bootloader on Nexus 7 (2013)

Process reaches the stage of Erasing userdata add stops. I was waiting for 1 hour but nothing changes.
0
votes
1answer
75 views

Do devices with a fingerprint scanner prevent access to the bootloader/recovery

Pretty simple question but as I have never owned a device with a fingerprint scanner... basically I was wondering: If you secure your device with your fingerprint - is it possible to access the ...
1
vote
0answers
739 views

How to reset phone (DROID TURBO) system settings without factory reboot? System UI has stopped working

So, a little bit of background. The worst part about this is that I'm pretty confident I know how to fix it, but I don't know how to go about doing the thing I need to do to fix it. Bear with me a ...
0
votes
1answer
160 views

Retrieve Files From Device in Bootloader

I'm working on an android application. I accidentally turned on a developer option(I'm guessing RTL Layout), and now I get the message "..System UI has stopped working". I tried to clear the cache ...
1
vote
0answers
236 views

Unable to flash boot.img in htc one v

I'm trying to install a new rom in my HTC one V. I could successfully do everything with my one V until I upgraded my windows 7 to windows 10. I already have CWM recovery. USB debugging is ON . I try ...
14
votes
1answer
21k views

Android boot-up messages for debugging?

I am trying to figure out if Android (i.e. Galaxy Nexus, Nexus S, and/or Motorola Xoom) come with some sort of capability to produce a "boot-up" log. (kind of like Linux boot-up screen) It would be ...
1
vote
1answer
2k views

Mediatek-res.apk causing bootloop

Right, so I've been an absolute idiot and I uninstalled mediatek-res.apk. I was probably very tired and I was stupid enough to forget to make a backup in recovery. The phone is a Chinese clone (Jiake ...
3
votes
2answers
23k views

How Can I Pass Bootloader (Huawei Y200 stuck logo/ Boot-Loop)

I have recently learnt a few things about Android and its system. I have a Huawei Ascend Y200, and I flashed it with ClockworkMod specifically for Y200 with a computer and it worked. I rooted my ...
20
votes
6answers
65k views

ADB can discover devices but not fastboot

I've searched on the web about this problem and it's usually solved by installing the appropriate drivers. Problem is I'm on a Mac. When I plug in my device, it can be discovered when I run adb ...
0
votes
0answers
72 views

System File crashed HTC DESIRE 816G PLEASE HELP

I rooted my device with a rooting app and it rooted well.after 3 days my google acc was disconnected and now i cant log in.when i enter my username and pw it says "couldn't sign in" cant establish a ...
2
votes
0answers
211 views

Nexus 7 2013 crashes when in boot loader. How do I flash a new image to it?

I have a Nexus 7 2013 which I'm trying to flash the Android Lollipop preview image to. It's currently running the last Android L preview image. Whenever I boot the device to the bootloader screen ...
0
votes
0answers
53 views

Bootloader physical location on Nexus 5

Is the bootloader located on the motherboard? Or is it on another module? I have a water-damaged Nexus 5 that produces different results when swapping modules. On my device it doesn't turn on, if I ...
0
votes
0answers
134 views

How to hack the bootloader in Android 4.3?

I'm trying to flash a new ROM on a Samsung galaxy s3 model number: SCH-R530C and am having difficulties unlocking the bootloader. Has anyone figured out how to do this? From what I can see, no one ...
1
vote
1answer
1k views

HTC One M8 doesn't boot up completely after Lollipop update

How can I get my M8 to boot up again? It freezes at the white screen where it says htc. Some background: To run the software update on my rooted M8 I had to put stock recovery back on it. I did ...
0
votes
1answer
722 views

How do I check if the bootloader is unlocked on the LG Volt 2?

I rooted using kingroot and kingroot is my superuser app. I want to install clockworkmod to install xposed but I don't know if my bootloader is unlocked.
1
vote
1answer
455 views

Flashed wrong recovery on a QTAB with no bootloader or fastboot. What can I do?

Hey guys I was just tinkering, and it was stupid of me not to take a backup of any kind. Anyway, QTAB doesn't have a bootloader or fastboot menu. When I try adb reboot bootloader or fastboot, it goes ...
5
votes
1answer
2k views

How can I unlock the boot loader on a HTC Magic?

After a lot of unsuccessful days trying to root my Android phone, I'll now post my problem here with every approach I already did. Maybe someone can help me. I am trying to unlock the boot loader on a ...
0
votes
0answers
264 views

How to recover Nexus 5 data from memory chip

Edit 2: My Nexus 5 doesn't boot up the OS or the Recovery, but it boots the Bootloader. The service people speculate that the power IC isn't able to supply enough power for the first two but it's ...
0
votes
0answers
171 views

Questions about rooting , s-off and bootloaders (CM 12.1) HTC ONE M7

What will i get after i follow every single instruction from this page. wiki.cyanogenmod.org/w/Install_CM_for_m7 I have a stock M7 i am planning to install cyanogenmod 12.1 to get android 5.1.1. I ...