Tagged Questions

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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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
448 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
36 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
9k 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
550 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
609 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 ...
1
vote
1answer
366 views

Flashed my phone without rooting and now it doesn't work

I have an international Samsung Galaxy SIII i.e. GT-I9300. Few days after the official upgrade to v4.1, it started freezing. So I removed the battery and inserted again and it did not boot and was ...
3
votes
0answers
71 views

Is there a way to tell if a boot loader can be unlocked before purchase?

For example are boot loaders unlockable only if the phone is branded and comes with a contract? If I bought a phone of Amazon.com would I likely be able to unlock the boot loader or is it really just ...
3
votes
2answers
10k 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
2answers
8k views

Why does unlocking the bootloader wipe phone?

I understand that unlocking the bootloader will wipe my Android phone, but have been looking around for why. Seems to be by design, but what is the reasoning for that design? Is it some security ...
0
votes
1answer
2k views

How to get setting information before booting Android devices like in BIOS?

Is there any method by which we could get the system information before booting android OS. Like wise in PC/laptop, we can get into BIOS setting before booting and get the system information. Do ...
0
votes
0answers
13 views

Asus Eee Pc with android 4.0 doesn't show internal disk in file system [duplicate]

Possible Duplicate: Internal hard disk partitions (sda2) not showing in android system Hi i have Asus EeePc with android 4.0 operating system . There is about 250 GB of total space (seen in ...
1
vote
1answer
701 views

How to Install our android image in laptop ? How to make android boot-able image for laptop?

I have Android Source Code image and i want to install it on Laptop . I want to know how we made bootable image for laptop with android image. What I have to do so that laptop detect the android ...
3
votes
2answers
6k views

Device always boots in recovery mode, but apparently there is no recovery partition

We have a BSNL Penta IS709c (cheapest tablet currently available / Oct 2012) running Android 4.0. Feeling adventurous, I issued reboot recovery through adb and the device tried to reboot in recovery ...
1
vote
0answers
354 views

How can I see bootloader stdout debugging messages?

I'm trying to understand the mechanisms of the Android bootloader. The source code for this is here: ...
0
votes
0answers
200 views

Is it possible to load only an .apk file on boot?

It is possible to override a step in the boot process (after all underlying dependencies have been met) to load an .apk file automatically? The optimal solution would be without something such as ...
3
votes
1answer
287 views

remove apps with htc bootloader unlocked

Will just unlocking the bootloader per HTC website allow me to remove apps like Blockbuster, Nova, etc on an EVO 4G?
2
votes
0answers
1k views

Installing Android using only fastboot on HTC Vision

I lost my system somehow. My phone turned off and reboots during starting up. I'm only able to go to hboot (fastboot/recovery etc.) on my phone, and I'm unable to run Android system. I have tried ...
5
votes
1answer
5k views

How does the typical Android boot process work? [duplicate]

Possible Duplicate: Can somebody explain the boot process of an Android device? Windows follow some specific way to boot: Start System > BIOS > Load Boot loader > Load WIN Kernel > Load WIN ...
8
votes
2answers
47k views

What does it mean to “brick” your phone?

I'm considering unlocking the bootloader on my Verizon Galaxy S3 (SCH-I535). However, a guide I was reading made this statement: Once you have unlocked your phone’s bootloader using this app, you ...
3
votes
2answers
11k views

How to know whether my Xperia Ray's bootloader is locked or unlocked one

Title says all, but again a bit background I would like to know whether the bootloader on my xperia ray is locked or unlocked one. I bought it from ebay & with seller warranty (or you can say no ...
8
votes
1answer
497 views

What happens to the battery during bootloader/recovery?

I want to know what happens to the battery (does it charge/discharge/stay constant?) when the device is in bootloader or recovery mode. In both of these modes, a USB may or may not be connected. If ...
4
votes
2answers
310 views

How is it that Rooting is always possible?

Having spent some time researching what actually goes behind rooting an Android phone, the main reason that leads to the ability root is an inherent vulnerability on the Linux kernel that leads to the ...
4
votes
2answers
6k views

Is there currently an easy way to root Sony Xperia S with stock ICS 4.0.4 ROM?

I'm looking for an easy way, which doesn't need Unlocking bootloader or flashing Roms, just like root solution for SE 2011 devices (one click). It's because I currently use my Xperia S for development ...
3
votes
1answer
10k 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 ...
1
vote
1answer
6k views

What exactly are DRM keys?

I was thinking of unlocking my ST17i's bootloader but I saw on the Sony Mobile website that unlocking the bootloader will result to the deletion of DRM keys from my phone. What exactly are they? And ...
6
votes
1answer
925 views

Android Jelly Bean 4.1.1 on Galaxy Nexus showing droid

I've been testing the Galaxy Nexus with JB 4.1.1 and this is what happened yesterday. Has anyone seen this screen?
6
votes
3answers
2k views

Strange (unfamilar screen) on my Galaxy Tab?

I have a Galaxy Tab 10.1. It was powered off and charging when my nephew picked it up and turned in on. When he handed it to me on the screen was a graphic of an open box, the android logo with the ...
0
votes
1answer
7k views

Android debugging-Boot Loops: Is there any way to get a log of information without ADB? Can the emulator even 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 ...
2
votes
1answer
13k views

Upgrading hboot fails: signature verify fail

My Goal http://forum.xda-developers.com/showthread.php?t=1762790 Putting jelly bean on nexus one My Problem Upgrading hboot I'm just following everything step by step (link) $ fastboot flash ...
1
vote
1answer
1k views

Can't access Recovery Menu Milestone a853

I'm trying to flash a Cyanogenmod 7.1.5 on my Motorola Milstone A853. I can access the Bootloader (version 90.74) and started RSDLite 5.7 and used a base sbf file, which flashes normally. When I ...
1
vote
1answer
10k 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
0answers
53 views

What are the technical differences between bootloader, recovery, kernel and ROM? [duplicate]

Possible Duplicate: What is the difference between: Rooting, Jailbreak, ROM, Mod, etc.? I'd love a reference (or an explanation if anyone has the time) on what characterizes these different ...
2
votes
1answer
740 views

Does a nandroid backup contain the hboot?

If I restore a nandroid backup will it restore the hboot and the corresponding partition tables? I'm on bravo-stock hboot now and I want to try the CM7 hboot. Will I be able to switch back to stock ...
1
vote
0answers
3k views

How to install fastboot drivers?

I have a cheap clone android (benss b3) that I managed to connect to win 7 by editing the .inf file in usb drivers. Now I want to load different ROMs via fastboot. However, when I boot to fastboot ...
4
votes
1answer
1k views

How can I stop the bootloader unlock process?

My 4 year old turned on my phone (Nexus S, 2.3.4 I think) while pressing the volume button. Apparently, this triggers the bootloader unlock process, which I don't want. The phone is now stuck on the ...
1
vote
1answer
191 views

Why is my Kyocera Echo taking 6 minutes to boot?

I have a Kyocera Echo that now takes about 6 minutes to boot. I haven't rooted it or tried to perform any 'hacks' on it. I've had it for a few months now. It's running Android 2.3 if that helps. I am ...
3
votes
2answers
4k views

Alternative ways to factory reset?

My Android 2.3 system my PMP3384 tablet somehow crashed so seriously that I cannot even do a factory hard reset, because I cannot get to settings, only the following message appears again and again: ...
2
votes
1answer
1k views

Root hboot 2.18.0001 without computer (HTC EVO 4G)

My EVO 4G's charging port is broken and I am trying to gain root access on my device. Is there anyway to do so without using the USB port to connect to the computer?
4
votes
1answer
6k views

What is S-OFF? Why would I want to do it?

I always root my android devices, but there's something called obtaining S-OFF for certain devices, and I have no idea what that means. What exactly does the term S-OFF relate to? Why would I want ...
2
votes
1answer
12k views

Galaxy s2 will not boot, wrong bootloader

My Samsung Galaxy S2 GT-I1900 won't boot. I tried to update to ICS with Kies which crashed, wherefore I unplugged the USB to start over. Now my phone had no OS, and wouldn't respond to Kies anymore. ...
1
vote
1answer
263 views

Nexus One stuck in loading screen - How to save application data? (ROOTED)

I have my N1 rooted and after I installed BlackRose and change the partitions with password protection I wasn't able to start Android ever again. It show this screen: I can access to the adb shell, ...
-1
votes
1answer
99 views

Is it possible to s-off without wiping out phone memory? [closed]

Is it? I don't want to wipe out my apps.
14
votes
2answers
14k views

Do custom ROMs like CyanogenMod modify your bootloader?

Does a custom ROM like CyanogenMod come with their own bootloader or does it just overwrite the /boot kernel and /system? Does the bootloader take responsibility to lock your SIM card on a carrier? ...
3
votes
1answer
34k views

How to and from where install ClockworkMod Recovery (CWM) on GT-P1000?

Currently I am trying to upgrade my Android OS from 2.3.3 to Cyanogenmod 9 not with "Odin" but via the bootloader and SD-card. Now I had a problem with "Signature verification failed" described here ...
5
votes
1answer
11k views

Problem with unlocking the HTC Wildfire bootloader with HTC unlocker

I tried to unlock HTC bootloader by the official tool but I get to the stage when I issue the command: fastboot oem get_identifier_token Unfortunatly I get error ... (bootloader) [ERR] Command ...