Android's recovery mode allows ROM flashing even if the device is currently unusable. Invoking it usually involves a key combination that is pressed when starting the device. These combinations differ from device to device.

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How do you backup your stock recovery from an unrooted Android device?

TL;DR Okay, so for the past month I have been researching how to do this, either on Windows or Linux.. I have yet to find a direct answer, or anything which is relevant. I am a lot more comfortable ...
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2answers
86k views

“Signature verification failed” when trying to install non-official Cyanogenmod 10 ROM for Sanei N10 Android tablet

Let's see if anybody can help me, because I'm pretty stuck with this. I've tried to install the following ROM from xda-developers in a Sanei N10: Unofficial CyanogenMod 10 for many AllWinner A10 ...
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2answers
7k views

Unable to get in Recovery Mode in AllWinner A23 tablet

I have a AllWinner A23 tablet with dual-core arm cortex-a7 1.5ghz + arm mali 400mp2 gpu. The tablet has only 3 buttons (1 power button and 2 volume buttons). I have tried by all sort of means to get ...
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0answers
42 views

Getting root with stock recovery

I rooted Samsung Galaxy Ace S5830i installing ZIP-update through stock 3e recovery. Why we can't get root in the same way on new devices? We just have too write script that copies Superuser.apk and ...
3
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0answers
182 views

Bootloop & Cannot get into any recovery mode stock/CMW/TWRP

My Samsung s4 mini (I9190) is in bootloop. I CANNOT go into recovery mode by power+home+volume up. I CAN go into download mode by power+volume down. "Firmware upgrade and initialisation" by Kies ...
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0answers
50 views

how can i flash custom recovery on my Xolo Q1000s PLUS?

Also where can i get custom recovery for my phone? I tried twrp for Ssamsung galaxy note 3 i used sp tools to flash the recovery but when i tried to boot in recovery mode it didn't,instead it just got ...
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1answer
2k views

Recovery program only accesible via “adb recovery” but the program closes itself

My tablet (a chinese SmartQ T10 with Android v2.3.4 unofficial Firmware) does not have custom recovery via power buttons combo, nor CWM recovery available to download. The only key combination ...
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63 views

NANDroid backup; what to include?

I have looked all over every Android site I can find and this one simple question never gets asked/answered. I know exactly what a nandroid backup does, I know how to make one, and I've successfully ...
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0answers
29 views

Recovery messed up after phone discharging with no os

I was trying to install CM12 on my Xperia Z1. The zip didn't appear in the SD card in recovery. I accidentally erased the OS thinking that I needed to remove it, then the phone discharged and now its ...
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0answers
138 views

Root SGS3 with stock recovery

I'm going to stay on topic and make the long story short. My phone (International Galaxy S3) has its USB port broken and can't replace it because I messed it up when I was on it. Since then I use an ...
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1answer
62 views

Transfer image after completely wiping Nexus device

I've completely wiped my Google Nexus device. I still have Team Win Recovery Project. But, seems that the device isn't detecting USB. Executing adb shell returns error: no devices found. Executing ...
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1answer
204 views

Can't reboot to recovery mode

I have a galaxy grand prime.when i try to reboot into recovery mode with 3 button combo, clock mode dosn't start. it booted normally.how to solve this.
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Please Help me : Samsung MetroPCS [duplicate]

So my cousins gave me a phone and she forgot to take the password off so since she wasnt responding with the passowrd i got in paitent and i went on and reset the phone by holding all 3 buttons up ...
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0answers
41 views

accessing custom recovery on android 2.3.7

I have LG prada 3.0 running android 2.3.7! Because of too much errors I couldnt flash the last stock ICS rom ! Now I want to know if it Is possible to install custom recovery on my phone ,or to flash ...
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0answers
172 views

Why cant TWRP boot into recovery mode anymore?

I installed cyanogenmode using TWRP and used my MOTO G 2013 without any issues. Used it all afternoon without major problems (let me add that it is a nightly version) After a few hours I decided to ...
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1answer
4k views

SIM Card not detected after failed recovery flash

I recently tried to install CWM on my rooted archos 40 titanium. Unlocking the bootloader using fastboot oem unlock doesn't work, I only got ellipses for a while. So I installed Mobiluncle tools and ...
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0answers
55 views

Make a app Package For android

I have made a "Security" phone for my personal use. I have about 49 apps and about 7 wallpapers. Can I make a package that when flashed in a Custom Recovery It installs all of the apps and make the ...
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1answer
405 views

Password for recovery mode

how to put a password to enter android recovery mode? I want to have high security so that no one formats my phone without a password even in recovery mode.
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1answer
395 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 ...
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4answers
3k views

Wi-Fi cannot turn on! Accidentally deleted /etc/wifi folder

i was trying to enable ad hoc network connection on android and overwriting below folders /etc/wifi /etc/dhcpcd and now my wifi could not turn on. The phone is ADINNO R8, a custom build phone.I ...
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1answer
2k views

Not able to flash recovery on my Shield Tablet K1

Important note: I used a Mac whilst doing this. Also Important: I have the Android 6.0 update installed. I got a Shield Tablet K1 for Christmas and attempted to root it. However, I'm having a lot of ...
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176 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 ...
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0answers
318 views

Asus Google Nexus 7 [2012] + Android 5.1 + Windows 10 - Recovery Mode debugging fails

My configuration is in the title. I want to install custom ROM, but I can't access my device in Recovery Mode. I have ADB. My tablet is usually visible by Windows: Normal run - as "Android ...
2
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1answer
223 views

Update/Reset android firmware by SD Card. Verizon Samsung S4

I have a Verizon Samsung Galaxy S4 that was rooted on the 4.3 build with the saferoot method (I think, it's been awhile). I had since installed Xposed framework and installer, etc. I unrooted with ...
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1answer
2k views

Unable to flash CWM recovery to GS3 over stock 4.1 with Heimdall

I want to root and upgrade to 4.1 a just-unboxed Samsung Galaxy S3. After running the official OTA update with stock Samsung ROM, I tried to follow the tutorial here with openSUSE. I installed ...
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1answer
410 views

Cannot connect to Network - EMERGENCY CALLS ONLY

I was trying out some ROMs which I downloaded from needrom.com. At first it was fine. Then when I flashed a particular ROM, I started getting "INVALID IMEI" and could not connect to the network ...
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0answers
62 views

Android 4.4 keep booting into recovery mode

I just bought this phone, DOOGEE LEO DG280, weeks later, it keep booting into recovery mode even though I restart the phone. I tried reboot system now, apply update from sdcard, wipe data/factory ...
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1answer
2k views

Checksum error after crash install Android

I wanted to upgrade my Android phone (Acer Liquid Ferrari) from 2.2 to 2.3 but it crashed => I can't turn on my phone, When I do a clean boot (power + vol up + vol down) there are no problem but my ...
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254 views

How can we install the root package through stock recovery in android, even though it is not signed

I've read that for some signature verification and signing reasons in android, The stock recovery doesn't allow us to install a custom rom directly using "Update from SD Card". And so we need to have ...
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1answer
3k views

Stock recovery can flash root packages and custom recovery ZIPs but not custom ROMs

This question might seem to be a duplicate of this question but it is different. But I'd like to have a brief explanation on why we need a custom recovery to flash a ROM. My main points of confusion ...
2
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0answers
182 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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3answers
6k views

How to create an update.zip file that can copy & rename a file?

Here's exactly what I'm looking for - I need an 'update.zip' file that can copy a file (example): /system/framework/file-to-copy.apk to another folder: /system/ and then it would rename the ...
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1answer
141 views

Recovering files in Android phone, phone stuck in boot loop

My phone is currently stuck in a boot loop. I tried using minimal adb and fastboot but I can't seem to do it. I have also read in some forums that usb debugging should be enable and the phone should ...
0
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0answers
405 views

Micromax unfortunately setup wizard has stopped

I have a micromax canvas phone, recently its WiFi stopped working (saying that MAC address unavailable), then I started my phone in recovery mode (it showed dead android symbol) and did a hard reset. ...
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2answers
3k views

How to do a factory reset when recovery mode, usb debugging and factory reset don't work?

I have a device called "EXEQ SET": http://www.exeq.ru/produkcija/pristavki/os-android/set.html It runs Android 4.1.1. It is spitting out errors like this every other second, making the device almost ...
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2answers
7k views

I formatted /sdcard and my phone won't boot

I have a Samsung Galaxy Star Duos GT-S5282. I installed ClockworkMod Recovery 5 and I was messing with it. I went to "mounts and storage" then chose format /sdcard and then rebooted the system. It is ...
0
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0answers
98 views

Nexus 5 not switching on after update to 6.0.1

I was upgrading Nexus 5 to 6.0.1 on the air. It failed and the device is not booting. I tried resetting using adb but unfortunately the usb debugging was not turned on in the device. Any ideas would ...
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0answers
86 views

Could not do normal boot, error

So now where do I go from here I am completely stumped. I cannot reboot past odin. I have tried to figure out command prompt on my computer, however just simply typing adb reboot recovery is not a ...
2
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1answer
2k views

Entering safe mode from adb shell

My question is similar to this one, but I don't necessarily have a powered off device. How can I enter Android' safe mode (or make it boot into safe mode the next time) from within my recovery image? ...
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0answers
45 views

When trying to go to phone's recovery I get this

I have a MT6582 device (Samsung clone) and when I try to flash a recovery I get this screen: The phone is rooted and I use "Flashify" app to flash a recovery. When I click "Reboot now" it reboots ...
0
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1answer
239 views

NANDroid on CM12.1, Samsung Galaxy S2 I9100

I would like to install XPrivacy on CM12.1 (Samsung Galaxy S2 I9100). For that I have to: Preferably do NANDroid backup Flash correct version of Xposed framework (xposed-v78-sdk22-arm.zip) Install ...
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0answers
2k views

Disable Signature verification in CWM android

I have a device, problem is that touch is NOT working and when I reboot it to recovery, I am unable to navigate because volume keys are not working with that. I found that I can use /sbin/recovery to ...
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1answer
36 views

I have custom rom installed but I have a problem

i installed a custom rom. now I want to open recovery but when I open it says "do you want to start factory reset (it will delete everything in phone)" I don't want everything to be deleted I just ...
0
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1answer
23 views

is there any way of getting all the music I downloaded in the past from Google Play on an old device?

I want to know if the hundreds of songs I downloaded in the past on an old device that was stolen or broken can be recovered somehow? do I have really have to download all that again?
2
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0answers
38 views

Unable to turn on device - see whit pixeled screen

I tried to flashify my ZTE z5 with a not suitable recovery for this phone (TWRP 2.8.6) and now I am unable to turn it on. I can only see a white pixeled screen and not able to get into recovery mode ...
0
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1answer
156 views

Error installing CyanogenMod: Unsupported bootloader

I am trying to install CyanogenMod 12 on my Moto G 4G XT1040 Peregrine by following this guide from the Cyanogen Wiki. I have: Unlocked my bootloader Installed a custom compatible recovery (TWRP ...
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0answers
25 views

Nexus 7 - Stuck in recovery mode

So I bought a nexus 7 a while ago and after a while I jailbroke the nexus 7 and installed cyanogenMod. I'll be very honest I followed a tutorial online and it worked. After a while I was stupid enough ...
0
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1answer
237 views

Adnroid recover data (adb device unothorized)

I am trying to recover data from my phone(s3 mini) which screen is cracked. I want to this using adb. But my device is unauthorized. How can I solve this? I don't have acess to the device therefore ...
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2answers
78 views

Help Installing a custom ROM

Hi I need some help with this,I want to install a custom rom to my Samsung galaxy s4 mini (I9190), I already know what rom is, and how that works, but I don't know how to install it on any device, I ...
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0answers
140 views

Samsung Galaxy s3 will not factory reset - data partition corrupted

I have a galaxy s3 and it was working seemingly fine (other than I needed to delete some things soon because I was running out of storage space.) It was sitting down untouched and restarted and booted ...