[YU Yureka General] championswimmer:
Steps to flash factory image (WINDOWS)

Download the factory image fastboot package from Here

Extract the contents of the fastboot package into a folder.

Download this flashing tools package from here

Extract the contents of the flashing tools zip into the same folder

To make sure, check that system.img, boot.img etc files are in the same folder as flash-all.bat, fastboot.exe etc

Connect your phone in fastboot mode, steps for which are : -

a. Power off your phone

b. Press and hold the Volume Up key

c. With the Volume Up key, connect the phone to your PC/Laptop with USB cable

d. You can let go off the Volume Up key when Fastboot Mode is displayed on the screen

Run flash-all.bat by double clicking on it.

A command window will open and flashing procedure will start

DO NOT disconnect the device during flashing procedure

The command window will close after the flashing process is over.

Disconnect the USB cable, and boot the phone normally by long pressing the Power button.

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Steps to flash factory image (LINUX)

Download the factory image fastboot package from here

Extract the contents of the fastboot package into a folder.

Download this flashing tools package from here

Extract the contents of the flashing tools zip into the same folder

To make sure, check that system.img, boot.img etc files are in the same folder as flash-all.sh, fastboot.exe etc

Connect your phone in fastboot mode, steps for which are : -

a. Power off your phone

b. Press and hold the Volume Up key

c. With the Volume Up key, connect the phone to your PC/Laptop with USB cable

d. You can let go off the Volume Up key when Fastboot Mode is displayed on the screen

Run "flash-all" by double clicking on it. (Or you can run the flash-all.sh script from a terminal)

A command window will open and flashing procedure will start

DO NOT disconnect the device during flashing procedure

The command window will close after the flashing process is over.

Disconnect the USB cable, and boot the phone normally by long pressing the Power button.

=========================================================================================================

Steps to flash factory image (MAC)

Download the factory image fastboot package from Here

Extract the contents of the fastboot package into a folder.

Download this flashing tools package from here

Extract the contents of the flashing tools zip into the same folder

To make sure, check that system.img, boot.img etc files are in the same folder as flash-all.command, fastboot.exe etc

Connect your phone in fastboot mode, steps for which are : -

a. Power off your phone

b. Press and hold the Volume Up key

c. With the Volume Up key, connect the phone to your PC/Laptop with USB cable

d. You can let go off the Volume Up key when Fastboot Mode is displayed on the screen

Run flash-all.command by double clicking on it.

A command window will open and flashing procedure will start

DO NOT disconnect the device during flashing procedure

The command window will close after the flashing process is over.

Disconnect the USB cable, and boot the phone normally by long pressing the Power button.