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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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 ...
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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 ...
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1answer
4k views

How do I unlock the bootloader on my Sony Ericsson Xperia mini pro?

I own a "Sony Ericcson Xperia Mini Pro" (model number SK17i) running Android 2.3.3 (Kernel 2.6.32.8-perf, build number 4.0.A.2.335). It's branded by Orange Austria. I'm looking for a way to root it, ...
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1answer
19k views

How to check if your bootloader is unlocked

I'm about to flash a custom recovery, but I'm not sure if my bootloader is unlocked or not (phone is rooted, but I did it a while ago, so I can't remember the process I went with), and I don't want to ...
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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, ...
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1answer
166 views

Trouble understanding this Cyanogenmod PSA

I've been using Cyanogenmod for over a year now, with my own modifications to the dalvik VM. I have teamwin recovery installed on my Samsung Galaxy S3, which I use to install new builds of ...
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1answer
710 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 ...
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1answer
1k views

Unlocking the Bootloader on a Nexus One with S-On

I'm interested in rooting my (Very recently bought) nexus one, and installing Cyanogenmod over Fastboot. However, on the boot screen of my device I've noticed the first line tells me that security is ...
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1answer
102 views

Does CyanogenMod Installer create a recovery image?

I'm looking at installing CyanogenMod onto my Galaxy S3 (i9300) and the CyanogenMod Installer looks to be the easiest way to do this. However I would like to get an image of my phone before I attempt ...
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1answer
349 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 ...
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2answers
678 views

Update heavly customized but stock rom Nexus 5 keeping data?

I have a Google Nexus 5 with Stock Rom 4.4.2 and: Unlocked boot-loader Custom recovery (TWRP) Custom kernel (franco) Root X-posed framework What is the best method to upgrade to the upcoming ...
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1answer
286 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 ...
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1answer
652 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 ...
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2answers
9k 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 ...
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2answers
5k 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 ...
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1answer
571 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 ...
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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 ...
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1answer
33 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 ...
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0answers
48 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 ...
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1answer
208 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 ...
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0answers
101 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 ...
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1answer
31 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?
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2answers
324 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 ...
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0answers
325 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, ...
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202 views

How to flash Android onto an empty Samsung GT-P3100 (OMAP4430)

I'm about to purchase a replacement motherboard for a Samsung Galaxy Tab 2 7.0 (GT-P3100) as the original one has developed a hardware fault. Unfortunately the sellers (eBay) won't say if Android (or ...
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0answers
535 views

How to detect if bootloader is unlocked when fastboot doesn't work?

I have this tablet that runs on RK3168 (Rockchip) SoC. The problem is that fastboot doesn't recognize the device, but after so much toil, I managed to find Finless' flashing tool and flashed CM ...
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94 views

Understanding the android boot

I really want to run pure linux on my android based device (please, no chroot, etc. suggestions) and I want to fully understand how my device boots, from the bootloader as far as the init system. I'm ...
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0answers
1k views

Factory reset generic android device

I have a cheap generic Android tablet (a Groupon special) that won't boot. My theory is that the storage is full because this happened to two different tablets after installing apps. update: I learned ...
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0answers
130 views

Samsung Galaxy S Captivate stuck at the boot screen

I have a Galaxy S Captivate and it has been problematic ever since. I flashed various stock roms (with and without bootloaders) in download mode and the phone always gets stuck at the boot screen ...
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0answers
482 views

ZTE Nubia Z5 Problem?

I have a Zte Nubia Z5 ("2nd Hand") with a software camera problem (I think is a software problem because the camera works sometimes) The phone has Android 4.1.2. I tried to hard reset the phone but I ...
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0answers
778 views

Strange chinese menu on Lenovo IdeaTab S6000 - how proceed?

Context I just skyped with my mother (far away) because her android-tablet (running 4.2) showed a strange menu with chinese/japanese/asian characters, almost like a bootloader. My short troubleshoot ...
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1answer
1k 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 ...
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1answer
883 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"), ...
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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 ...
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2answers
959 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 ...
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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 ...
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0answers
459 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 ...
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0answers
2k 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 ...
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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, ...
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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 ...
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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 ...
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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 ...
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1answer
371 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 ...
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1answer
137 views

What is meant by locked bootloader?

Everyone complains about locked bootloaders on phones. From reading the bootloader seems to be code stored on the partition which /boot is mounted. Once the phone is rooted why couldn't one just ...
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2answers
458 views

Does encryption, factory reset, encryption make a safer used phone?

I recently purchased a used Moto X. I know the person I bought it from so I'm not terribly worried but here is my idea to shore up the security on a used device. Don't put in your SIM card or log ...
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2answers
55 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
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1answer
158 views

Help to understand working of powerbutton and volume rockers

I want to understand the workings of power button and volume rockers in Android devices, which are associated with the kernel driver of these keys. What happens in the kernel driver and boot loader ...
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1answer
528 views

Can I get back to root-able HBoot version by doing a factory reset

I have a HTC Wildfire (Buzz) that originally came with Eclair. I now have Froyo on it and the Unrevoked tool doesn't work as the HBoot version is not supported (too new for Unrevoked). At this point, ...
0
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1answer
390 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 ...
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1answer
22 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 ...