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).

learn more… | top users | synonyms

1
vote
0answers
13 views

Can't recover Nexus 5 from bootloop

Hey I am trying to get my Nexus 5 working again. I really need someone to help me troubleshoot this. One day I noticed my phone was off after about half an hour from being fully charged. It wouldn't ...
-1
votes
1answer
34 views

Cannot unlock bootloader of my OnePlus 2 with oem unlock

I want to flash my OnePlus 2, as it's stuck on the boot logo. For this, I first need to unlock the bootloader, but I can't: the adb command tells me I have to check "oem unlock" in the phone settings. ...
1
vote
1answer
32 views

Wondering if i can debloat some google apps from unrooted lg phone for my father?

My father being older does not want to modify his phone, however he has a LG L70 and no sd card, and doesn't use some unnecessary Google apps, such as play, books, and whatever else. My question is ...
0
votes
0answers
42 views

Fastboot not working?

I have a Huawei Honor 6. I have an unlocked bootloader, and I am trying to install marshmallow. I have flashed TWRP before (and I can boot to it and use it), so fastboot has once worked. Now when I ...
0
votes
1answer
64 views

Backup/flash system and data without unlocking bootloader?

I was wondering if I can make a full backup of my system partition via fastboot or adb and re-apply the backup to a different phone of the exact same model? Or is this only possible if the bootloader ...
0
votes
1answer
24 views

I flashed recoveries with Odin, why doesn't my phone boot bow?

Samsung S3 Android phone, not rooted, stock firmware. In chronological order: I turned on USB debugging, although could not use fastboot. I used Odin to flash multiple recoveries, but I don't think I ...
0
votes
0answers
19 views

HTC one v boot loop after restoring using TWRP

I restored original ROM of my HTC one v using TWRP but it stocks on HTC logo during boot I had installed Shendu ROM with Hellboy kernel before. I cannot access fastboot from my laptop too. It seems ...
1
vote
1answer
104 views

flashing twrp on lg g4 no error, but no twrp

I'm trying to flash twrp to my lg g4. I've reached the part where I run fastboot flash recovery twrp.img And everything seems to work fine, but when I try to enter recovery mode, I get the default ...
2
votes
0answers
133 views

Any chance to unbrick relocked HTC One M7 with S-on and a old copy of the RUU.zip

Background After 1 year of use, the most recent OTA to my HTC One rendered several key features, including the notification bar and the home and back buttons, unusable , effectively soft-bricking ...
0
votes
0answers
37 views

Where does fastboot live on the device?

I just started getting into ROMs and it's really great. I am wondering where fastboot actually lives on the device so I can make sure I don't harm it. I'm fairly sure that it doesn't live anywhere in ...
1
vote
1answer
102 views

Device boots normally, but cannot enter recovery or fastboot

I have secondhand Vodafone Smart Tab 4G. It seems to me that previous owner messed something up. The device boots normally but I cannot enter either bootloader, fastboot, or recovery. I have tried HW ...
0
votes
0answers
65 views

flashing boot.img separately vs flashable single zip for custom rom?

I have seen different methods to flash custom ROMs? 1) For my phone where I recently installed a custom ROM, first I flashed a custom recovery TWRP using fastboot flash recovery recovery.img. In the ...
2
votes
0answers
68 views

Stuck in Fastboot mode after flashing custom ROM on Xiaomi Mi3W

I flashed MIUI fastboot ROM on Xiaomi Mi3W since I had problem booting it. It was a old ROM but now nothing happens except it is stuck on fastboot mode. It doesn't even charge the battery. I tried ...
-1
votes
1answer
53 views

How to connect a Motorola Xoom 2 ME (MZ607) on fastboot mode to a PC?

I am trying to connect a Motorola Xoom 2 ME (MZ607) on fastboot mode to my laptop running Windows 10 as per described here: https://goo.gl/ln57PX When the system loads, Windows recognizes the ...
0
votes
0answers
34 views

ubuntu fastboot devices not returning anything

I have tried the following for Note 3 running kitkat 4.4.2 Downloaded android sdk and hence using the latest fastboot (adb can see device) Added myself to plugdev grp and setup udev mentioned below. ...
0
votes
0answers
25 views

Correct build choice for Nexus 7 lunch

I've been trying to install a kernel/bootloader/etc for my Nexus 7 wifi only model tablet and got this error from fastboot flashall, Device product is 'flo'. Update requires 'msm8960' or 'deb'. ...
0
votes
0answers
95 views

Cannot use ADB on a bricked phone

I'm trying to unbrick a soft-bricked Android phone, and many tutorials say to use ADB to fix it, but I cannot use ADB or fastboot, since the device is not reconized. It's a Lenovo Zuk Z1, I am running ...
2
votes
1answer
987 views

Fastboot oem get_identifier_token - FAILED (remote: unknown command)

Hello Everyone! I am trying yo unlock the bootloader with no success. Basically, the following command Code: Fastboot oem get_identifier_token is hitting the error of: FAILED (remote: unknown ...
0
votes
0answers
96 views

HTC Desire 816G cyanogenmod fastboot oem unlock issue

When i issue sudo fastboot oem unlock I am getting this error message ... FAILED (remote: unknown command) finished. total time: 0.002s How to solve this issue?
0
votes
0answers
481 views

Huawei P8 Lite - Bootloop after Rooting, Attempting to flash ROM

I got a new Huawei P8 Lite and unlocked the bootloader and rooted it. After that I updated the EMUI/System and rebooted it. Since I rooted it, it apparently doesn't like the update and is now in a ...
0
votes
0answers
50 views

Cannot enter lock screen Android 5.0

I cannot enter my lock pattern because the first row of dots does not accept touch input. The screen should be fine, since I can enter my PIN and and touch in the area everywhere else (camera, before ...
0
votes
1answer
76 views

Stuck in fastboot oem unlock (Fly IQ4503)

Trying to install another OS on my Android phone. Fly it isn't so popular phone, so I have lots of problems within installation. Also I used for this my laptop with Ubuntu 15.10. Now I'm trying to ...
1
vote
1answer
50 views

ADB and Fastboot displays different devices

I'm trying to unlock the bootloader of my device, Cherry Mobile Fuze, which is a port of Micromax A96. As seen on the screenshot, is it normal that the ADB displays a device that is different from ...
1
vote
1answer
2k views

Windows 10 Fastboot Driver

My Sony Z3 Compact is currently unusable and I would like to flash the Marshmallow version of FXP. Unfortunately it seems like I can't find any fastboot (or as device manager calls it: S1Boot ...
1
vote
1answer
193 views

XPeria L stuck in bootloop after flashing Ressurrection Remix ROM

Folks, I unlocked the bootloader and rooted my XPeria L without problems, I then installed TWRP, made a complete backup and tried flashing the Ressurrection Remix ROM. But the phone doesn't boot up ...
1
vote
1answer
194 views

Wipe /data/ but not /data/media/ through ADB shell or fastboot

I know I can use fastboot -w or fastboot erase userdata, but these erase /data/media/, the internal storage which is located at /data/media/0/..., which I don't want. Is there a way that doesn't ...
0
votes
0answers
30 views

Storex 805 softbricked?

I actually have a storex 805 (android tab, JellyBean) that seems to be bricked. When I start it the normal way it endlessly loads. When I press Volume+ and POWER, it ends up on a screen with a dead ...
0
votes
1answer
1k views

How to install Nexus 6 / 5X / 6P Drivers in Windows 7 properly where fastboot can see it?

I have the Nexus 5X drivers installed properly on Win7 64bit and it shows up in my device manager as Nexus 5x. I can verify that it gets detected as I see it in chrome inspect page. But when i try to ...
0
votes
0answers
93 views

how to use adb and fastboot oem to enable debugging?

Unlocked the bootloader, then changed boot animation(installed new logo.bin) and executed the command ADB fastboot OEM lock to re-lock the bootloader(so that the device is in secure mode).I have ...
0
votes
1answer
48 views

Fastboot not showing device, adb finds it

I'm having issues trying to get Fastboot to find my device. Interestingly ADB finds it. My specs are below: Computer: Ubuntu 14.04 Phone: One Plus Two Oxygen OS 2.1.1 james@james-Aspire-3830TG:~$ ...
0
votes
0answers
39 views

Unable to enter fastboot on Rikomagic V5

I am trying to use fastboot over USB from my Mac on a factory unlocked Rikomagic V5 stick PC. This device has no power or volume buttons, but it does have a little inset pushbutton that can be used ...
1
vote
0answers
82 views

After installing CyanogenMod 12+ fastboot is not working

I installed CyanogenMode 12+ in my S2 device. Every thing was working fine and I used fastboot to flash the ROM. After installing CM when I go to download mode again, fastboot didn't detect the ...
0
votes
1answer
159 views

Use of the -i argument in fastboot command-line?

I was planning to flash a custom recovery in my Yu Yuphoria. So I searched for it on Google, and found a download link along with a written tutorial. I'm acquainted with the fastboot commands, so I ...
0
votes
1answer
209 views

fast boot oem unlock does nothing. No output

I tried unlocking the bootloader of my Yuphoria with the following command fastboot -i 0x2a96 oem unlock But this is the output that I'm getting. ... OKAY [ 0.001s] finished. total time: ...
1
vote
0answers
168 views

Unable to flash boot.img in htc one v

I'm trying to install a new rom in my HTC one V. I could successfully do everything with my one V until I upgraded my windows 7 to windows 10. I already have CWM recovery. USB debugging is ON . I try ...
0
votes
0answers
1k views

Fastboot erase system not working

My device: Karbonn A52+ Android 4.2.2 Mediatek MT6572 CPU Root Access: Yes Bootloader: Unlocked I'm trying to flash the official system.img of my device's stock ROM which I have with me, over ...
1
vote
1answer
781 views

Flash Stock ROM (Mediatek) over Fastboot

I want to flash a stock ROM for my device with MTK6572 CPU which is meant to be flashed through SP Flash tool (scatter-based ROM) but I want to flash it through Fastboot. So can I do it by flashing ...
6
votes
1answer
12k views

Boot loop after flashing android 6.0 marshmallow on nexus 5 follow up

this question follows up on this one (but there are many other posts about this topic on the web.. see this reddit post and this xda developers post. I just want to approach this problem in a more ...
6
votes
3answers
2k views

Trying to flash a system.img I took with dd - failing

Long-time UNIX guy here, but relatively new to the world of Android. Read on. EPISODE 1: A New Backup (I hoped) I have recently purchased an Asus MemoPAD (ME103K) ; I then became root, and took a dd ...
0
votes
0answers
963 views

System update fails with status 0, fota return code 409 (Zenfone 5)

On my Zenfone 5, I flashed recovery and fastboot versions 2.21.20.44_ww successfully. But when I send the package UL-ASUS_T00F-WW-5.3.3.3-user via adb sideload, I get errors. E: Can't open ...
-1
votes
1answer
782 views

Does “fastboot flash recovery <recovery-file.img>” command work with any android device? [duplicate]

The command is used to flash a recovery. Do you have to use odin like tools to flash it or you can just use adb? Thank you
1
vote
1answer
275 views

Flashed wrong recovery on a QTAB with no bootloader or fastboot. What can I do?

Hey guys I was just tinkering, and it was stupid of me not to take a backup of any kind. Anyway, QTAB doesn't have a bootloader or fastboot menu. When I try adb reboot bootloader or fastboot, it goes ...
0
votes
0answers
9 views

error : archive does not contain android-info.txt and android-product.txt [duplicate]

I was trying to update my redmi note 4G in the fastboot mode but when entered a command to flash the update.zip archive I got the following feedback "" archive does not contain 'android-info.txt' ...
0
votes
0answers
72 views

this package is for D5803,z3c device this device is aries - Can't install Cyanogenmod

I have an Xperia Z3c with NUT's DualRecovery. I'm trying to install cyanogenmod, but apparently the device name is different. I'm not able to flash Cyanogen's recovery either, it fails on install.
0
votes
1answer
56 views

Fastboot command not working as expected

When I connect my android phone in fastboot mode and enter fastboot devices ,I get no output at terminal ,but when I enter fastboot -i 0x1ebf devices I get an output.I need -i option with every other ...
3
votes
1answer
305 views

Galaxy S4 Mini not recognized by Linux in Download Mode

I'm currently trying to root my Samsung Galaxy S4 Mini, so to install CWM, I boot the device into download mode using my Linux Mint 17.2 laptop: $ adb reboot bootloader Now, as intended, my phone ...
0
votes
0answers
75 views

Y300-0100 Hard Brik

I Have Huawei Y300-0100. And i cant go to recovery. Just fast boot and adb. And update screen (boot loader). I unlocked it before and now i cant lock it because i got invade key or image ...
0
votes
1answer
1k views

dtb not found error

am trying to boot philz_touch_6.55.0_dior.img in my xiaomi redmi note 4G through the andRoid debug bridge to my phone but when I write the command " fastboot boot philz_touch_6.55.0_dior.img " I get " ...
0
votes
1answer
102 views

my phone won't reboot from fastboot mode it keeps coming back to fastboot mode

I wanted to flash recovery.img in my phone but I accidentally flashed boot.img and now my phone is stuck in fastboot mode.
1
vote
1answer
251 views

Relock Y300 Bootloader

I have hauwei Y300-0100. I unlocked Bootloader Of My phone before for root it. Now i want to flash my phone with stock rom but i cant. I tried to lock my phone with fastboot but i gave an error: I ...