Unbrick guide for canvas nitro..
First of all you need to download stock rom.
Download stock rom from here..
For A310 users: mod edit - link removed
For A311 users: mod edit - link removed
Download ygdp assemble from here: mod edit - link removed
Download drivers from here: mod edit - link removed
### For windows 8 users: ###
1. Go to the windows charm bar/settings/change pc settings/general/scroll to advanced start up. It will reboot.
2. Press trouble shoot/advanced/startup../ restart special option../press 7 (disable driver..)
3. It will boot you normally to windows but now u can install unsigned drivers.
### Now windows 8.1 users. ###
1. Go to the windows charm bar/settings/change pc settings/Update and recovery/recovery/ scroll to advanced start up and click restart now..
2. Press trouble shoot/advanced/start up settings/ restart.
3. Press 7.
4. It will boot you normally to windows but now u can install unsigned drivers like Vcom.
5. Open device manager..
If u r windows 7 or window xp users. Advanced start up ur pc. Then select disable driver signature enforcement.
### Now all users follow this... ###
after downloading the firmware u can find Drivers folder.
x86(32bit) os users, double click on "For windows32bit.exe,
x64bit users, double clickon "for windows64bit.exe,
click install unsigned drivers any way.
Now you can flash ur device with ygdp or sp flash tool...
1.. Open ygdp assembly. Enter password. 369
if latest ygdp noneed to configure just select the cpb file.
2. Click on config button.
3. Choose your phone (8297w_I01).
4. Select CPB file u downloaded.
5. apply your selection.. Wait few minutes for your rom unpack.
6. Click on start button.
Turn off ur mobile . connect your mobile.
Firmware downloading starts automatically. It takes some time to finish..
I got this guide from modaco..
I only changed some drivers process...
Don't blame me if any thing went wrong..
press thanks if i helped..