The bootloader is started shortly after the device's basic checks and is responsible for loading the Android OS. It can be used to boot different rooms besides the stock firmware, if the bootloader is unlocked.

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75 views

How to unroot and lock bootloader in HTC desire 820?

I have unlocked the bootloader with windroid, then I flashed TWRP recovery, then I flashed supersu zip file through TWRP to root my phone. Now I want to Unroot and relock the bootloader, but when I ...
0
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0answers
37 views

How to unlock the bootloader on the Samsung Galaxy Tab 2 10.1 (GT- P5100)?

I have Samsung Galaxy Tab 2 10.1 GT-P5100. I would like to unlock the bootloader because I want to be able to upload a custom ROM. How to do this?
-1
votes
0answers
18 views

Is it practical or even possible to get Android stick PC's to work with iPXE to load arbitrary boot images?

I'm interested in the possibilities of using Android stick PC's as clients for a project akin to digital signage. Distributed flexible clients that can be targeted with arbitrary boot images using ...
0
votes
0answers
99 views

Flash motoboot.IMG without computer

I need to upgrade my bootloader for lollipop, problem is my laptop is being repaired at the moment... Is there any way I can flash motoboot.img without a computer? I have root, Philz advanced ...
-1
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0answers
44 views

Resetting build.prop edited in Canvas Nitro

I am using Canvas Nitro A311. Today I edited the build.prop file. There I changed the line ro.product.model=Canvas Nitro A311 to ro.product.model=GT-I9505. Now, after reboot the device says "LAUNCHER ...
0
votes
1answer
83 views

Android Bootloop No recovery mode - only viberation

Phone: Huawei honor 3c I downloaded Emotion UI 3.0 for "probably" the wrong set form here offical site.But it was installed properly. Then there was an update of same emotion UI, which on ...
0
votes
1answer
139 views

Can I flash an unlocked G900T bootloader on a G900A?

I have a G900A and a G900T (short story: couldn't live any longer with the locked bootloader on G900A so I bought a G900T to use on AT&T). It's possible to flash a custom recovery/ROM onto the ...
0
votes
1answer
361 views

Asus memopad7 170C, unlocking bootloader fails

I'm trying too root my Asus memo pad 7 (170C), I've tried EVERY method, using KingoRoot, SuperOneClick, Frameroot, motochopper. None of them worked. So I decided to do the rooting stuff myself, first ...
0
votes
0answers
338 views

fastboot oem unlock: hangs with `…'

First of all, I am a newbie to Android. I am using Ubuntu Gnome 14.10 to run all the commads. I am trying to unlock the bootloader of my Lenovo A536 (stock Android 4.4.2 aka KitKat). Here is what I ...
0
votes
1answer
110 views

Enable framebuffer console in Android kernel source

Is it possible to somehow enable the framebuffer console in android kernel sources from samsung, to see kernel messages instead of just the bootlogo?
0
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0answers
77 views

“Locking” a Samsung Bootloader

In order to prevent cold-boot attacks against an encrypted Android filesystem, it has been recommended to keep your bootloader locked at all times with the original factory recovery installed. The ...
1
vote
2answers
244 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 ...
0
votes
0answers
170 views

HTC One M8 is stuck on bootloader and won't accept “adb * mods”

I have HTC One M8 that has been rooted, but relocked and S-OFF. I have also tried fastboot flash boot boot.img and then I get this message everytime. sending 'boot' <8624 KB> ... FAILED ...
0
votes
1answer
233 views

adb does not reboot my Samsung Galaxy SIII I9300 to bootloader (download) mode!

My device is Samsung Galaxy S3 I9300 and I did a complete factory reset. Device is NOT rooted yet. It works properly. I can do all of following with my device: Power off using device keys. Start ...
1
vote
1answer
522 views

Samsung Galaxy S3 I9300 is not detected by fastboot under Ubuntu 14.04

When I connect my device in Download mode to my laptop, it is not detected by neither adb nor fastboot commands: fastboot devices and sudo fastboot devices returns nothing when device is connected ...
0
votes
0answers
42 views

Rooted Nexus 5 lollipop GOOGLE start screen won' turn on

since I rooted my nexus I and couldn't make screenshots anymore. So I decided to go and check if I could fix it in Recovery mode. I couldn't find anything about it so i wanted to turn it back on. it ...
0
votes
0answers
57 views

device not loading into bootloader

I am trying to boot my rooted android device into bootloader to unlock it. I have tried following commands but none is working. adb reboot-bootloader adb reboot bootloader Even when trying to ...
0
votes
0answers
736 views

phone on bootloop with a problem in the cache

My phone somehow got stuck in a boot loop and I can't fix it. I don't know what to do. I cant get pass the start up animation no matter what I do. I've tried the fast boot commands to flash and keep ...
0
votes
1answer
421 views

Need help unlocking my bootloader on HTC Desire 310

EDIT: It has failed with a too many links error This christmas I was treated to a HTC Desire 310 and I am trying to root it which I understand needs the bootloader unlocked. That is where my issue ...
0
votes
0answers
170 views

Get HTC Desire HD into recovery / fastboot / adb with dead volume keys

So my friend tried installing a custom rom on his phone resulting in bricking it. He gave it to me to try to fix it. The phone is a HTC Desire HD with physically broken volume buttons, so I can't get ...
0
votes
2answers
611 views

fastboot flash = FAILED (remote: invalid bootloader image)

After breaking CyanogenMod on my Nexus 5 I want to flash it with a factory image but all I get is: fastboot flash bootloader bootloader-flounder-3.43.0.0114.img sending 'bootloader' (2970 KB)... OKAY ...
0
votes
0answers
18 views

Unable to maintain download mode

i have just been given a Samsung Galaxy S3 mini to flash, but i cant maintain the download mode, when i do the key combination (volume down + home + power) it simply flashes the download mode and gets ...
0
votes
1answer
1k 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 ...
1
vote
1answer
103 views

boot process recovery or rom

When I power my device (htc one m8) on and press the volume down key I get into recovery. Now which part of the booting process checks if this key is pressed and uses the correct partiton (boot or ...
1
vote
1answer
4k views

Nexus 7 Error: Failed to mount /cache

I had a problem with my Nexus 7 (2013, 2nd gen) tablet. I restarted my tablet and when it was rebooting again, it showed "Google" logo and then stood there. I wait it (around 20 minutes) but it did ...
0
votes
1answer
134 views

All partitions wiped, USB Debugging was not enabled, ADB and fastboot can not see Nexus 5

I got my shiny new Nexus 5 a couple of weeks ago and decided i wanted to root. I rooted using fastboot on my Ubuntu box. I then installed MultiRom and from there I installed Ubuntu touch. ...
1
vote
0answers
413 views

Unlock bootloader using Ubuntu/Linux

I'm trying to root the device name: Overmax SteelCore 10+ to install ubuntu touch. When i use $ adb devices sometimes i get: 0123456789ABCDEF DEVICE and when i type to reboot ...
0
votes
2answers
703 views

Is there any way to put a password to avoid someone from hard resetting my phone?

I have a Moto G, and I am very careful in protecting my data. I currently use CM Security App from the Google Play Store and it's very helpful in taking a photo to a person who tried unlocking my ...
0
votes
0answers
99 views

ZTE Skate Acqua stuck on phone company logo

So, I was just restarting my ZTE Skate Acqua (it was getting really slow) and now it isn't turning on. It gets stuck on the phone company logo. I have noticed that during the transition from the ...
2
votes
1answer
2k views

Nexus 5 IMEI number gone after updating

My IMEI number has disappeared on my Nexus 5 and now can not call or text . Status of the phone says: Network: Unknown Mobile network type Unknown Service State: Out of service Mobile network ...
1
vote
0answers
191 views

Any way to get root without a custom recovery? (Unlocked bootloader)

I have a phone with an unlocked bootloader (Motorola Moto Maxx XT1225) but there's no custom recovery available for it yet. Is there any way to get root/flash super su without a custom recovery? Or ...
5
votes
2answers
16k views

Nexus 5 stuck on “flying color dots lollipop” screen after Hard Factory Reset

I just did a wipe data/factory reset on my Nexus 5. I followed this YouTube tutorial. I'm stuck on the boot screen, which was my problem in the first place, and it's been on the boot screen for 25 ...
1
vote
0answers
192 views

Obtaining boot.img for unrooted device?

I have a Vodafone Smart 4 Turbo / Coolpad 8865U. I cannot find other means of rooting it and to be honest I don't trust most oneclickroot.apks. I am trying to root it manually but I cannot find a way ...
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votes
1answer
61 views

Can you explain the boot order of an Android device? [duplicate]

I understand a good bit of the ARM system architecture. you have an ARM system on chip containing the CPU, GPU, peripherial devices, baseband processor and both CPU and Radio firmware. Supposedly the ...
0
votes
0answers
133 views

problems unlocking bootloader of xperia z3

i'm trying to unlock bootloader of my xperia z3 but i'm encountering problems. I followed the instructions on sony's site and i got to the point where i have to connect the phone in fastboot mode to ...
0
votes
1answer
68 views

Is it possible to install Android 3.0 on my Android 2.3.6 Huawei m865c?

The title essentially explains my dilemma, but should I be able to, is it possible to install it via my BootLoader?
0
votes
1answer
176 views

Android Lolipop broke my enyrpted nexus 7 (2012)

I just received the update and now my device does not boot any more. I comes to the point where I have to enter my encryption password. The first time it did this it said: “Unfortunately your ...
5
votes
6answers
15k views

Nexus 10 stuck in bootloop after Lollipop flash no ADB and no Fastboot

So .... I flashed the mantaray-lrx21p image from Nexus Factory Images on my Nexus 10 (16GB Wifi) and it's stuck in a bootloop. No problem, I thought, I can get into fastboot and fix it, right? Maybe ...
0
votes
1answer
2k views

Can I fastboot flash a factory image without flashing the recovery?

Factory Images Using Nexus 9 as an example, the flash-all.bat contains: fastboot flash bootloader bootloader-flounder-3.43.0.0114.img fastboot reboot-bootloader ping -n 5 127.0.0.1 >nul fastboot ...
1
vote
1answer
51 views

I don't have the right HBOOT version, can I still install Cyangenmod?

I ran adb reboot bootloader on my HTC Sensation XE and it states that the version is 1.29.0000 According to the wiki I must have version 1.17.0006, .0008, .0011 and .0012, 1.18.0000?
1
vote
3answers
2k views

How to re lock bootloader on samsung galaxy s5?

I have Unlocked Rooted Samsung Galaxy S5 recently it has been giving me a lot of issues and I want to send it to Samsung for repair meant. I understand that once you root your device you loose the ...
0
votes
0answers
499 views

Tablet listed under adb devices, but not under lsusb while in recovery

I am working with a Gemini devices GEM1000 tablet, I have performed all the steps to get adb working, and the device shows up under 'adb devices' so I go to the bootloader with 'adb reboot bootloader' ...
0
votes
0answers
2k views

Extracting code from lk.bin (little kernel binary file) & preloader.bin - MTK6572, mediatek

This is a changed question from the original, since nobody seemed to have answered, found most of the answer on my own. As stated before, wanted to fix my userdata and fat area blocks after hacking ...
2
votes
0answers
124 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
1answer
153 views

Nexus 7 wont appear on my PC in the bootloader, semi bricked

So I tried to root my nexus 7. I realized I done screwed up. However, when I looked for my SuperSU installed file in TWRP, I forgot to install it before hand, when I was at my bootloader, or before ...
2
votes
0answers
492 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, ...
0
votes
0answers
419 views

Unlock bootloader for Lenovo A1000-T

How did you go into fastboot mode? I am not able to figure out. adb reboot bootloader adb reboot-bootloader adb reboot fastboot None of them worked, However adb reboot recovery opens it in ...
0
votes
0answers
1k views

Nexus 7 2013 Bricked. Won't boot, won't flash stock image, won't unlock bootloader

So I have the following problem: I have a Nexus 7 2013 locked and un-rooted. After turn it off the boot won't go after the Google logo. I tried pretty much every solution founded online: wipe cache ...
0
votes
1answer
35 views

What is the minimum number of modifications in order to install a custom ROM?

I am planning to upgrade my wife's Galaxy Ace II from 4.1.2 (the latest official firmware offered by Samsung, installed via Kies) to 4.4.4, which is available via http://novafusion.pl/downloads/ as ...
0
votes
0answers
1k views

How do I unlock bootloader on motorola droid razr XT907?

I am able to use the phone on US GSM network but would now like to unlock the bootloader and also root and maybe even flash. I am new to all of this and learning as I go. Thanks in advance!