[Q] Restore system From Wipe System - Android Q&A, Help & Troubleshooting

How to start a question huh?
how can restore data / system into the devices we do??
I did order
adb shell
# wipe system
it was a big mistake for me
anyone can help me?
I am what happens when I do a command?
adb shell
# wipe system
sorry for my bad english

Related

[Q] Revert to stock?

Hello,
I'm about to send in my prime tomorrow and I'm looking for a method to revert it to stock.
Is there a way to adb push a system dumb?
Also, for the adb shell -> mount, what do I put for the [-t type] option?
Thanks.
Just do a system wipe from in the settings...
Wipe from either settings or power + vol down and then choose the wipe option from there
Sent from my SGH-i937 using Board Express
I did that but I uninstalled the default launcher with TiBu. Bad idea.
Trying to
Code:
adb install Launcher2.apk
but I'm getting the error
Code:
[INSTALL_FAILED_DEXOPT]

[Q] ICS - Encryption

Hello guys.
I know there's no way to make CWM work with encrypted memory and SD and also there's no way to decrypt.
So, any other encryption solution that allows backups?
Using android's encryption feature, what to do in case of problems?
Any way to recover?
What happens if the system bricks and a recovery is needed?
What happens flashing a non disruptive update? Is a wipe needed?
Thank you so much!
Flashing to an encrypted ICS gs2/i9100
ultradj83 said:
Hello guys.
I know there's no way to make CWM work with encrypted memory and SD and also there's no way to decrypt.
So, any other encryption solution that allows backups?
Using android's encryption feature, what to do in case of problems?
Any way to recover?
What happens if the system bricks and a recovery is needed?
What happens flashing a non disruptive update? Is a wipe needed?
Thank you so much!
Click to expand...
Click to collapse
There are two options I've found that will work for flashing encrypted ICS, one is TWRP, which you would use instead of CWM, which would allow you to enter your password & flash what ever ROM you wanted like you were working with an unencrypted phone. But it's not (yet?) available for gs2/i9100.
The other option (original post here ) outlines how to do this from the command line of a computer with the Android SDK installed. I've spelled it out to include Android SDK installation since I didn't have that installed already when I had to do this.
Download, Install & configure Android SDK
Run SDK Manager
install "Android SDK Platform-tools"
Add <whatever>/android-sdk/platform-tools/ to path
in a command prompt / terminal window type "abd" to Check that your path includes the correct folders in the SDK (I had to do this manually on Win7)
On Phone
Reboot phone into Recovery mode
in CWM format cache partition
from your PC use adb to mount /sdcard as tmpfs:
Code:
adb shell mount -t tmpfs none /sdcard
put your ROM on the (fake) sdcard
Code:
adb push <your rom> /sdcard
Use the recovery to flesh the ROM as usual
Once you reboot the device will ask for you password as normal then finish the app installation/configuration after reboot. I was able to do this upgrading from CM9.0.0 RC1 to CM9.1. All data was preserved. Phone seems to be behaving itself but I only did this an hour ago so still too soon to tell.
Props to orcruin for sharing this. :highfive:
Ed

Please provide me your backup.ab

Hey guys, as you all know from several threads : I semi-bricked my tablet s. especially with missing shell commands, missing location information and no possibility to root with the new convinient method.
But maybe there is a chance. Since my tab still restores the settings.ab , it should be able to restore a complete backup.ab aswell. Targeting at the system, i need your help here to get a clean system-image.
Please try out, this adb command and provide me your backup.ab.
" adb backup –all –f c:\backup.ab "
thx in advance.

[Q] Wipe Data Factory Reset directly from device.

Hi guys,
I run a small phone / computer repair shop. I have never needed to post before as I always got the info i needed.
I have a generic (unbranded) tablet here. The user has used too many pattern attempts. I do a lot of these where I just wipe the device for people.
Sometimes I use key combos and sometimes i use ADB to boot into recovery and then simply select the "wipe data / factory reset option"
However, this tablet has no keys , no volume keys that is, so i used ADB to boot it into recovery which it did just fine.
BUT!
how can i select "wipe data" when i can't use volume keys to select it? the touch screen is unresponsive in this mode too
I have tried
ADB SHELL WIPE DATA
but i get a permission denied error
I have tried running
ADB ROOT
but i get a "cannot run as root in production build" error
I have tried to root the tablet with super one click by short fuse but it crashes.
so i am basically asking is it at all possible to do a wipe data / factory reset on a device which is not rooted through ADB?
thanks
hello sir
I have the same problem. with WB7-l tablet does not have the key combination.
I tried with these commands, if I can reset the tablet by ADB. but I can not mount the SD.
Code:
adb shell recovery --wipe_data
* daemon not running. starting it now on port 5038 *
adb devices
adb reboot bootloader
fastboot reboot
adb backup -apk -shared -all -f backup.ab
adb shell
su
format SYSTEM
format DATA
format CACHE
---------- Post added at 05:31 PM ---------- Previous post was at 05:18 PM ----------
Hi. again, I found this link
applied as indicated by the user "Kaleptik"
and it worked! but charge in Chinese language.
after the change, take me by the icons.
good luck to you
http://forum.xda-developers.com/showthread.php?t=1792838
Code:
[email protected]:/ # wipe data
wipe data
Wiping /data
Done wiping /data
[email protected]:/ # exit
exit
[email protected]:/ # exit
exit
[email protected]:/ # reboot
reboot
THANKS
Wooooow this thread save my life...my avon touch tablet freezing always....with no key combination to enter recovery mode to do factory reset, i used this adb command to factory reset my device.
+1
Brisco59 said:
Wooooow this thread save my life...my avon touch tablet freezing always....with no key combination to enter recovery mode to do factory reset, i used this adb command to factory reset my device.
+1
Click to expand...
Click to collapse
when I issue: adb shell, I keep getting this:
- exec '/system/bin/sh' failed: No such file or directory (2) -
Wht the hell ?
chinese tablet/phones adb command
connect tablet/phone via usb and open a command open (start>run>cmd)
C:\Users\xxx>adb shell
adb server is out of date. killing...
* daemon started successfully *
[email protected]:/ # wipe data
wipe data
Wiping /data
Done wiping /data
[email protected]:/ # exit
exit
:highfive:
well buddy, You can unlock all types of pattern unlock and even you can perform factory reset just in 5 minutes of task is required. I don't explain step by step procedure so kindly follow the link where everything explained very easily.
To unlock all kind of of lock including pattern lock ,
visit : How to Recover all kind of Lock Android Phone
To perform factory data reset visit
How To Do Factory Reset on Android Phone or Tablet
Way to go!
Worked on a Philco 8a.b111a4.0!!
THANK YOU VERY MUCH!
Mvasquez said:
hello sir
I have the same problem. with WB7-l tablet does not have the key combination.
I tried with these commands, if I can reset the tablet by ADB. but I can not mount the SD.
Code:
adb shell recovery --wipe_data
* daemon not running. starting it now on port 5038 *
adb devices
adb reboot bootloader
fastboot reboot
adb backup -apk -shared -all -f backup.ab
adb shell
su
format SYSTEM
format DATA
format CACHE
---------- Post added at 05:31 PM ---------- Previous post was at 05:18 PM ----------
Hi. again, I found this link
applied as indicated by the user "Kaleptik"
and it worked! but charge in Chinese language.
after the change, take me by the icons.
good luck to you
http://forum.xda-developers.com/showthread.php?t=1792838
Code:
[email protected]:/ # wipe data
wipe data
Wiping /data
Done wiping /data
[email protected]:/ # exit
exit
[email protected]:/ # exit
exit
[email protected]:/ # reboot
reboot
Click to expand...
Click to collapse

I'm trying to do a secure wipe and I need some help...

Hi,
Using advice from a certain Reddit post (will link if asked in PM, as I cannot post links yet...)
Code:
To wipe my device, I would just factory reset, then run a root script like this on the disks:
cd /data; for i in 0 1 2 3 4 5 6 7 8 9; do cat /dev/urandom > $i; rm $i; done
And this follow-up:
Code:
if you're rooted do just as it says. Do a full factory reset, go into recovery, adb the wipe command, ???, profit
I tried doing those things, except I'm really not sure what exactly I need to do. I tried a lot of things, but if someone could point me to specifics, please? How will I know that the command actually works? I'm lost here.
Thanks!

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