Help please help s3 boot loop

[spiros26]

hello everyone please help if you can my galaxy s3 is doing a boot loop after i edited build prop, i added at the end of build prop the sentence qemu.hw.mainkeys=0 that supposedly would give me the menu and back button on my s3 but when i saved and restarted it just keeps showing me the samsung logo plz help im new to all this thanks

 

[clsA]

Hello and welcome to AF

couple of questions .. is your phone rooted with a custom recovery? and do you have a backup?

 

[spiros26]

its rooted i think on jellybean 4.1.2 but i dont know about custom recovery and i have not made a back up but i just want my phone to work again i dont care if i lose any files thanks

 

[clsA]

its rooted i think on jellybean 4.1.2 but i dont know about custom recovery and i have not made a back up but i just want my phone to work again i dont care if i lose any files thanks

Ok if your not concerned about backing up here's the instructions to do a Factory reset on your phone >> Samsung Galaxy S3 hard reset

Good luck !

 

[spiros26]

thanks clsa but i have already tried this method to factory reset and its not working its still on boot loop can u maybe point me to some tutorial or maybe is there a file i can inject with usb cable to get it back to normal? thanks alot

 

[clsA]

Here's the instructions for using ODIN to flash back to stock
http://forum.xda-developers.com/showthread.php?t=2187081

 

[supernoob12]

if that doesnt work go back to stock using odin then root again

 

[spiros26]

thanks alot everyone

 

[clsA]

Here's another tutorial on using ODIN
http://forum.xda-developers.com/showthread.php?t=2219755
seems more complete