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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2answers
48 views

Unlocking the nexus 7 bootloader

I want to root my nexus 7 tab. The first step is unlocking the bootloader. I want to know that unlocking will wipe the os or just data? Can I start the tab after unlocking
2
votes
1answer
345 views

Xperia V can I relock my bootloader for Bravia Engine to work again?

I have unlocked the bootloader to try some roms, but too late I understand that this will make the Bravia Engine to stop working... If I relock my bootloader will that make the Bravia Engine to work ...
0
votes
1answer
66 views

Unlocking Bootloader

Recently I've unlocked my sony xperia p boot loader. I am sure that it is unlocked. But is there any option to find out that is it unlocked?
0
votes
0answers
212 views

How do I authorize my Galaxy Nexus for adb usage

I have a Galaxy Nexus and the adb thingy isn't authorized. I also can't access into bootloader mode because my volume button is spoilt. =/ Is there anyway I can get into bootloader mode?
2
votes
2answers
2k 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 ...
-3
votes
1answer
351 views

How does the HTC-Dev bootloader unlock process work?

I've been trying to root a phone. For my purposes, at least for the moment, I think the HTC-Dev way is enough - that it will give me a way to root and that I don't need S-OFF. I have looked at the ...
0
votes
1answer
145 views

how to enter bootloader with moboot in HP Touchpad

I have a HP Touchpad that successfully installed webos and CM9 with moboot to select which to boot. Today, I want to update CM9 to CM10.1 or CM11, and here come the problems: it couldn't install the ...
1
vote
1answer
972 views

Asus ME302KL tablet halts on loading

I have a problem with my Asus MeMO Pad ME302KL It halts on loading screen - Asus logo and loading spinner and loads forever, until the battery goes off completely. Holding the power button for 10 ...
1
vote
1answer
690 views

Installing stock ROM - at 65% get error assert failed: write_raw_image(“/tmp/oemsbl2.img”, “oemsbl2”) Status(7), Installation Aborted

So, that is the problem. I tried to search at google but no luck, only responses were boot.img, and those are not the same. updater-script: assert(package_extract_file("boot.img", "/tmp/boot.img"), ...
0
votes
1answer
150 views

Internal SD-card hardware erros. Is there a way to move partitions to external sdcard?

I have a device with hardware errors in the internal sd card and want to move /data entirely to the external sd card. I was thinking that it should be possible to create a partition in external ...
2
votes
1answer
183 views

Does upgrading bootloader wipe your data?

I'm about to flash an update to Android 4.4.2 on my Nexus 4, downloaded from Google Developers, and one of the files that it's going to flash is the new bootloader version. I wanted to know if ...
0
votes
1answer
417 views

Acer DA241HL - system reset from bootloader

The Acer DA241HL is a 24" Smart Display which has Android installed but also had HDMI input so you can use it as a second screen for a laptop or similar too. Anyway, I've been able to reboot into the ...
0
votes
0answers
303 views

HTC Desire X stuck on Bootloader

I have an Htc Desire X which i got from a friend of mine which was rooted,i wanted everything to be factory new and installed a ROM which i thought was a stock ROM and to complete the process i did a ...
0
votes
0answers
19 views

The Use of Custom ROM and Unlocking Bootlader [duplicate]

Recently came across an article saying that one of the advantages of the Google Play edition phones is Unlocked Bootloader. Did some research around what unlocking bootloader will generally do, but ...
0
votes
0answers
104 views

nexus s in bootloader mode does not appear in lsusb

I have a Nexus S, and I'm trying to root it. The bootloader is already unlocked. (I got it from a friend, he unlocked it so I don't know any details on how that was done.) When I start it and plug it ...
0
votes
0answers
296 views

Galaxy S3 Bootloader Problem

I made an effort to unlock the boot-loader on a Verizon Samsung Galaxy S3 (SCH-i535) and it didn't work. I followed these directions to a T. When I got into CWMR, I installed CyanogenMod 10.2 and ...
5
votes
5answers
8k 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
238 views

Reflash 1st Gen Kindle Fire Bootloader?

I rooted my Kindle Fire and flashed TWRP, FireFireFire, and AOKP, and it's been working fine for a while. Recently, however, there have been strange problems with the bootloader. It has gotten to the ...
0
votes
0answers
367 views

What does “Recovery” means in Bootloader screen?

I tried to perform Factory Reset, and I got one option there "Recovery". So what exactly recovery means? click for larger image
0
votes
1answer
284 views

where does default setting for Command Line Switches is set in kernel source code in android

My android device is quad-core . But during booting only 2 cores are up . CPU_HOTPLUG is enabled . In dumpstate i found : maxcpus=2 in command Line options. I wanted to make this maxcpus=4 . I have ...
0
votes
1answer
368 views

How to install ROM when bootloader is not unlocked?

Accidentally, on stock recovery, I selected wipe data/factory reset which could have uninstalled the ROM on it. So, now my mobile is showing company logo only. My mobile HTC Inspire A9192's ...
1
vote
0answers
1k views

How do I fix my NATPC M010SE (Allwinner A13) touchscreen/WiFi/camera?

My tablet wasn't booting at all but my dad managed to install this firmware update, now the touchscreen doesn't work, or the WiFi, or the (front) camera. Any help? I've tried installing some TS ...
1
vote
1answer
244 views

FireFireFire Kindle Fire stuck in strange bootloop

I have a Kindle Fire (1st gen) using the FireFireFire bootloader to boot TWRP and AOKP. It has worked fine for a while before. Now, I cannot turn it on when it is not plugged in. When it is plugged ...
0
votes
0answers
747 views

Is there anyway to backup current ROM without unlocking bootloader/ installing clockworkmod recovery?

I'm trying to use ROM Manager app to backup the current ROM of my Xperia Z but it seems that cannot be done without unlocking the bootloader/ installing ClockWorkMod Recovery. Is there any ...
5
votes
1answer
1k 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 ...
1
vote
1answer
596 views

Droid 2/R2-D2 Can't Load Beyond Bootloader

I picked up a DROID R2-D2 from a coworker who has given up on the device. Knowing I like to tinker with these things, she offered me the phone in whatever condition I can muster from it. A few weeks ...
1
vote
2answers
853 views

Can't Factory Reset HTC Desire C

I tried unlocking the bootloader (which I apparently succeeded at.) I then tried rooting it, which I failed at. I just want to reset the phone back to factory settings but when I try to do a factory ...
4
votes
1answer
3k views

Can I lock the Nexus 4/7 bootloader after flashing a non-stock ROM?

I know that doing a fastboot oem unlock will both unlock the bootloader and wipe the data on the device. Unfortunately, while this allows me to install a non-stock ROM like Cyanogenmod, my ...
2
votes
1answer
1k views

What does unlocking the bootloader do?

My understanding is that a boot loader is like a BIOS in a PC, which will help a device to load the OS correctly. When I unlock the bootloader in an Android device, does this modify the complete ...
0
votes
2answers
9k views

How to put a ROM on read-only /sdcard, while adb shell not working (HTC One X)

I've been searching my _ off for two days now to find a solution for my problem, but I can't find one working for me. What I do have right now: NO working ROM (I believe because of a failed atempt ...
5
votes
1answer
5k views

what is a bootloader unlocked phone?

What is a bootloader unlocked phone? How we can make use of it while creating or flashing ROMs? What are advantages of unlocked bootloaders over locked bootloaders? Why does not any OEM generally ...
1
vote
2answers
8k views

Disable splashscreen - BOOTLOGO disabled

First off all I must start by saying that I am not an Android Expert. I Have some android TV box ( not a phone ) which is of some unknown third party chinese vendor . it is already rooted . I need ...
-1
votes
1answer
571 views

What is the method to debug Android kernel from booting in tablet?

I have to test a custom Android build on a tablet and I need to know the method to debug the Android kernel from booting in the tablet? The tablet has only a screen, 2 USB ports and an HDMI port.
2
votes
2answers
640 views

Will bootloader unlocking provide access to all the apps in the Play Store?

My flyer doesn't allow few apps to be installed from the Play Store as it shows "This app is not compatible with your device" and this incompatibility is not due to OS. If I get the apk of this app ...
1
vote
2answers
4k views

Booting to recovery

I have Xperia mini pro (4.1.B.0.587 Stock ram), and my bootloader is unlocked. But I could not boot to recovery mode by pulsing volume down button. I press it after phnoe shakes and before displaying ...
0
votes
1answer
183 views

Atrix 4G update via OTA with unlocked bootloader?

I am running 4.5.91 currently on a rooted and unlocked Atrix. Will I brick my phone by updating to 4.5.141 from OTA source? Can I re-lock the boot-loader if that is the issue?
3
votes
1answer
9k 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.
1
vote
0answers
2k views

Auto boot when charger connected (for HTC Magic)

I want to let Android OS to boot automatically when the charger connected (for HTC Magic) without pressing power button I found this guide: Complete boot when charging If your phone only gets one ...
0
votes
1answer
1k views

How to flash phone, if it stucks in bootloop

My phone gets stucked in a bootloop if I start it. The last thing I did was changing the fonts. I replaced droidsans by Segoe ui. Well I already deleted the cm10.zip on the phone and now can't flash ...
0
votes
1answer
469 views

Unlocked bootloader, encryption

galaxy nexus unlocked bootloader no adb enabled rooted device encryption on with 10+ characters (Cryptfs Password - Google play) PIN screen lock with 6 characters Am I safe if someone wants to ...
2
votes
1answer
1k views

How can I go back to ICS after JB OTA updates?

My phone is HTC One S VelliC2 and received the JB OTA updates. However, I could not get used to it. So how can I return to ICS? Can I use the HTC Android 4.03 RUU file? Now the Hboot version has ...
1
vote
0answers
432 views

Extract boot.img issues

I have been having a lot of trouble trying to extract a boot.img. Its one of Samsung's with the funky headers so none of the scripts work. I tried HEX editing it so it is a gzip (1f 8b 08) and ...
1
vote
0answers
1k views

Flash Nexus 7 without USB Debugging

My Nexus 7 32gb WiFi, running stock 4.2.1, is stuck on the Nexus 'X' symbol loading screen after boot. It stays there until the battery goes flat. The issue is that I have not enabled developer or ...
0
votes
0answers
35 views

How do you undo a Bootloaded Android Device? [duplicate]

Possible Duplicate: Android tablet won’t reboot after rebooting using volume and power buttons I 'think' I have bootloaded my device after pressing the Power+Volume buttons simultaneously ...
2
votes
1answer
3k views

Android tablet won't reboot after rebooting using volume and power buttons

I am using a 7" Smartfren tablet called S7. I was following this tutorial. When I got the last part about the bootloader, I turned my device off. I tried to reboot using the volume buttons and power ...
1
vote
1answer
2k views

How to upgrade HBOOT from 0.80.0007 to 1.01.0001

I own an HTC Wildfire with HBOOT version 0.80.0007 and S-On. How do I upgrade to HBOOT 1.01.0001? Can anyone give me a nudge in the right direction? I've been racking my brains for the last few days, ...
6
votes
1answer
8k views

fastboot not working on my Nexus 4

I'm trying to root my N4, and fastboot doesn't seem to work. Running it on linux, and the fastboot binary seems to run. 'Fastboot devices' produces info on my device, but 'fastboot oem unlock' just ...
1
vote
1answer
501 views

Is the setting OFF/ON of the security flag different from enabling/disabling of fastboot?

I am following the book XDA Developers Android Hackers Toolkit 2012. In the beginning chapters , it says that : The second-stage bootloader checks to see if the security flag is on (S-ON) or off ...
2
votes
1answer
4k views

Where is the code for the Bootloader stored in an Android phone?

Where is the bootloader program on an Android phone stored ?
0
votes
1answer
602 views

HTC ONE X: Rooting and boot loader [duplicate]

Possible Duplicate: How to root the new version of the ONE X How to root HTC ONE X from AT&T? What exactly does rooting a phone mean? What is the boot loader? Is installing boot ...