Fastboot is a protocol used by Android to diagnose and flash new firmware images on an Android devices via USB. It is part of the Android Debug Bridge (ADB).

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fastboot does not discover my device

I want to connect my device (Omega T107) in fastboot mode. I reboot in bootloader mode (adb reboot bootloader) Screen is black(0 light comming out of it) computer can discover it and driver installs ...
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1answer
16 views

Where do I download Motorola fastboot utility?

I'm trying to find where I can download Motorola fastboot utility from, I'm at Motorola's site and I still cannot find it(
6
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1answer
1k views

nanddump vs fastboot

I have two identical phones. On one of them I've managed to corrupt the system partition and it won't boot. I have fastboot, root (on the one that boots), but I don't have ClockworkMod --- my phone ...
2
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1answer
432 views

Erase successful, but not automatically formatting. Can't determine partition type - Jelly bean 4.1.2 with Nexus S

While I ran the command - fastboot flashall -w I got the following error - -------------------------------------------- Bootloader Version...: I9020XXLC2 Baseband Version.....: I9020XXKI1 Serial ...
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103 views

Blank screen after logo

I was trying to install a custom ROM in a THL T11 from needrom.com. I managed to get into the recovery mode and wipe cache. However, I got somehow into the «ADB» menu and couldn't get out. I pulled ...
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0answers
3k views

Enable USB debugging on Motorola Droid Razr Maxx HD Global with no screen

Before this gets marked as a duplicate please consider that virtually every answer involves vague references to things like 'fastboot' that I honestly don't understand and can't find any information ...
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0answers
20 views

tf201 softbrick . No microSD - Fastboot works

here is the deal : tf201 with keyboard , last ROM : slightly modified original 4.1 (Root). guide that made it brick :http://forum.xda-developers.com/showthread.php?t=2773812 - I didn't get past the ...
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0answers
42 views

adb/fastboot can't find device in bootloader, but they can do it when booted

I have worked on building Android from source code for few weeks. It used to be fine to me with my Galaxy Nexus, I can connect to my device via adb and fastboot and flash either the factory ROM or ROM ...
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1answer
23 views

Fully Wipe Nexus Device

I have a Nexus 7 2013 WiFi-only (flo) device. I rooted it and just generally messed around with it. Now I want to put it back to complete stock everything (bootloader, recovery, ROM, etc) AND ...
0
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2answers
133 views

TF300t bricked, no fastboot, wrong recovery

I've been running CM11 on my Asus TF300t for a while now. A while ago, an (automatic) update broke my rom. From there on, matters have gotten worse. Right now, my tablet is a brick without an OS. ...
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3answers
2k views

fastboot flash recovery doesn't work on HTC Desire

I'm trying to update ClockworkMod recovery on HTC Desire. Fastboot recognizes the device: $fastboot devices HT03PPL04520 fastboot But flash recovery fails: $fastboot flash recovery ...
0
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1answer
518 views

How to check if 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 took), and I don't want to do ...
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0answers
86 views

fastboot and Samsung Tab 10.1 (GT-P7500)

I have been having some problems working with the Samsung Tab 10.1 (GT-P7500) whilst working on a custom rom. I have successfully downloaded AOSP and compiled it. I have also compiled adb and ...
3
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3answers
3k 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 ...
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0answers
30 views

Android hangs on boot image after changing boot image

I changed the bootimage of an Android device and it bricked. It's freezing at the boot image. I try to install a ROM using fastboot but I have a permission error. I try to connect with adb but I ...
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0answers
90 views

Rooting note 3 - fastboot not unlocking or detecting

I have been reading so much trying to find the answer to this problem, but I can't find any. I am not quite sure what to do at this point. I am running XUbuntu and I am trying to to root my SM-9005 ...
0
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1answer
55 views

HTC One X hangs at bootscreen, repair centre writes it off

..so am I screwed or what? I was running the ViperX ROM on my One X, based on 4.2.2, and a couple of days ago I started getting FCs on HTC BlinkFeed, even though I wasn't using it. I rebooted into ...
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3answers
5k views

Getting Segmentation Fault on recovery

It's an Android 4.0.3. I'm trying to fix my tablet, because it doesn't start anymore. running fastboot devices returns nothing. Then, I'm trying to do that through adb. adb devices returns List of ...
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2answers
6k views

Sony Xperia ZR fastboot driver

I am trying to get the fastboot driver for Sony Xperia ZR (dogo) for Windows 7 x64. I found a page with instructions which pointed me to a Sony site where you can download a android_winusb.inf file ...
0
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0answers
62 views

Fastboot command returns a list of question marks

I am trying to root an Acer Iconia Tab A200 tablet using a script. I have adb working and fastboot works too, however, command fastboot devices returns a list of question marks. Eg: ???????????? ...
10
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1answer
12k views

Clean way for flashing factory image on Samsung Galaxy Nexus?

Is this the correct and clean way for flashing factory Jelly Bean image on Samsung Galaxy Nexus, without using any external tool (apart from Android SDK)? I don't want to to break my phone, so I'm ...
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0answers
186 views

how to change boot logo without using fastboot

I know how to change the boot logo(logo.bin) from fastboot, but the problem is how can I change the boot logo without using fastboot. I can't go to fastboot mode because I think my device(ME-702) ...
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0answers
87 views

can I use SP_Flash_Tool on Alcatel V860

is it possible to flash Vodafone Smart 2 with SP_Flash_Tool? and if not is there any other tool that will allow me to? since I can't use Recovery Mode nor Download(fastboot) Mode I accidentally ...
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1answer
226 views

Fastboot flash bootloader fails

I tried to install CM11 on my Nexus 10. But, I wasn't able to install the boot.img with fastboot (Rooted, CM11 flashed with Clockworkmod recovery): [root@xx temp]# fastboot flash bootloader boot.img ...
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2answers
322 views

Htc one m7 International not recognized in adb mode

I have an htc one m7 running bootloader hboot 1.56. I unlocked the bootloader via htcdev.com The bootloader now shows Unlocked My phone is recognized in adb when the phone is turned on. But when i go ...
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2answers
457 views

Bricked Vodafone smart 2 (Alcatel V860)

I accidentally erased boot and bootloader. download mode nor recovery works and my pc recognize it like Broadcom USB. Any solution?
6
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1answer
3k views

Nexus 10 won't boot after attempted unlock/root

I have a brand new Nexus 10 which is supposed to be a present for my partner for tomorrow. I wanted to have it rooted and set up for her before I gave it to her, so I installed WugFresh NRT on my ...
0
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1answer
359 views

How can I recover from flashing broken ROMs on my HTC One X?

I am seeking your help to clear up some of my confusion in solving a problem with my HTC ONE X. I tried flashing a custom ROM on my HTC Android phone but all the files and partitions got messed up ...
0
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1answer
172 views

Enable bootloader screen for Lenovo Vibe Z

I pressed and held volume up key for sometime and my Lenovo Vibe Z is seems to be bricked (not charging or switching on). I would like to get into to the boot-loader screen to factory reset the ...
3
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2answers
8k 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 ...
0
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1answer
153 views

Meaning of Options in FastBoot Flash Menu

I've just bought my first Android device, a Motorola Moto G. Following the official guide on Motorola website, I learnt about FastBoot Flash Menu. Here there are several options. I'd like to know what ...
0
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1answer
125 views

Unable to flash recovery image into the device

I am trying to flash recovery image into my HTC Explorer phone. The issue is i keep getting waiting for devices message when issuing fastboot command. the CMD is running with administrative rights ...
0
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1answer
31 views

GNex factory reset apparently doesn't write anything and I'm not able to update

my gnex (maguro) started rebooting frequently (like every 30 seconds). I hope is not an hardware fault and now I'm trying to restore a factory image so I can rule out any custom rom-derived problems. ...
2
votes
1answer
3k views

Stuck in Fastboot?! Help please!

I tried to get CM11 on my LG G2 on Bell Canada's network and I really messed it up. I can no longer get into recovery, adb doesn't see my phone, but download mode works (though I have no idea how to ...
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0answers
1k views

Fastboot: Lock state - Locked on nexus 7

I am having trouble unlocking the bootloader on my Nexus 7. When I boot into fastboot I see the message LOCK STATE - LOCKED. I want to unlock the bootloader so I can re-install the stock operating ...
0
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1answer
302 views

Is it possible to unlock the bootloader without root access?

Is it possible to unlock the bootloader without root access? If so, is there another way to unlock the bootloader without using the command... fastboot oem unlock Now, for the background stuff ...
1
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1answer
547 views

Fastboot not working for Kindle Fire HD

When ever I try to fastboot my kindle fire HD 7 inch. Running 7.4.3 it does not pick up the device (it is also rooted) when I try the command fastboot -i 0x1949 getvar product. I connect the kindle ...
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1answer
305 views

What is true name of android (download/fastboot/odin) mode?

i saw every where to write something and named it this mode as download mode or fastboot mode or odin mode ..? what is true name of this mode? in iphone we named DFU mode that like this mode in ...
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3answers
4k views

Trying to restore photos from a broken S4 (AT&T), how do I go about it?

My friend broke her S4's screen, and wants to get back the photos from the internal memory. The phone does not have USB debugging turned on, so having it attached to the computer only charges it. The ...
1
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1answer
376 views

Documentation/reference for fastboot

Where can I find the documentation for fastboot in Android SDK's platform-tools? I know that running fastboot on its own gives a quick help for the different commands, but I'd like to know about ...
1
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0answers
38 views

OS X utility to create stock images

Before I spoil my new HTC One. I needed a little help with the following Create a backup of the recovery Create a backup of the system Create a backup of anything that maybe required to bring the ...
1
vote
1answer
4k views

HTC One (m7ul) not found by ADB + formatted filesystem = bricked?

So, I'm really hoping that I haven't bricked my phone and that someone can help me figure out how to fix this. I can't remember exactly the steps I took to mess it up so spectacularly, but they ...
1
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3answers
17k views

How do I disable Fast boot without the Power option in Settings?

I went over some of the old forum posts about this issue and there seems to be a lot of confusion about this. I am planning to root my HTC Desire (GSM) which at the moment is running original UI/ROM ...
2
votes
1answer
102 views

How can I root my HTC One for T-Mobile using ADB?

I want to use ADB. FastBoot isn't working on my OS X machine. ./fastboot devices lists nothing. ./adb devices shows my device I downloaded SuperSu from the Google Play store but it says it I ...
0
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0answers
194 views

fastboot not finding SPH-L720 on Linux

This is with Ubuntu 13.10 on the host and a Sprint Samsung Galaxy S4 SPH-L720. When in normal mode, 'adb devices' finds my phone. I do 'adb reboot bootloader' to reboot my phone into bootloader ...
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0answers
624 views

Acer Iconia Bricked with reboot loop after root attempt

I attempted to root my Acer Iconia B1-A71 tablet and ended up bricking it because of not installing the partition fix apk (Bad tutorial). The tablet is currently in a reboot loop and I've tried so ...
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0answers
94 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 ...
1
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1answer
309 views

Android PandaBoard: Linux terminal output for debugging?

My research team is currently considering investing in a PandaBoard for Android b/c we are developing a custom kernel/sys-image and would like Linux terminal output. Does the Pandaboard give me ...
2
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3answers
40k views

fastboot doesn't see device

I've read a lot of articles about this problem but I can't resolve it. I decided to install my developer application on phone using wifi. To do this I need to do some things with my phone. The first ...
4
votes
2answers
38k views

Flash boot.img without using fastboot USB

So I've recently rooted my phone and tried a ROM or two. I find it really handy that you can use TWRP recovery to install another ROM from the SD card, you don't need to have it connected to a PC. ...