How to Downgrade Yureka to CM11 KitKat

Are you one of those frustrated users who have recently updated their Yureka phone to Cyanogen OS 12 Lollipop and now want to go back to KitKat? If yes, then we feel your pain and that’s why have put together detailed instructions on how to downgrade Yureka back to CM11 KitKat.

Before official Cyanogen OS 12 Lollipop update for Yureka, most of the users were looking for Lollipop but once it was released, users want to go back to KitKat and the main reason for this is that since it was first official Lollipop release for Yureka, so it comes with lot of bugs and performance issues. Alright, coming to our original topic, if you have decided to downgrade your Yureka to KitKat, then you need to go through some series of simple steps and your phone will be on KitKat. Ready?

Downgrade Yureka to CM11 KitKat

Steps to Downgrade Yureka to CM11 KitKat

Step 1: Download CM11 Factory image named “cm-11.0-XNPHO5Q-tomato-signed-fastboot.zip” for Yureka.

Step 2: Download Fastboot.zip.

Step 3: Once downloading is completed, extract the contents to new folder on desktop.

Step 4: Now open CMD there in that new folder [Press and hold “Shift” key and then right click –> Select Open command window here option].

Step 5: Turn Off your Yureka and boot it to fastboot mode. This is can be achieved by pressing the Volume Up key on your phone and then connecting it to your Windows computer via USB cable.

Step 6: Now open the CMD you have earlier and type the command below. Make sure you enter one line at a one and wait for “OKAY” confirmation after each command before trying second one.

fastboot -i 0x1ebf oem unlock
fastboot -i 0x1ebf erase modem
fastboot -i 0x1ebf erase boot
fastboot -i 0x1ebf erase recovery
fastboot -i 0x1ebf erase aboot
fastboot -i 0x1ebf erase abootbak
fastboot -i 0x1ebf erase hyp
fastboot -i 0x1ebf erase hypbak
fastboot -i 0x1ebf erase rpm
fastboot -i 0x1ebf erase rpmbak
fastboot -i 0x1ebf erase sbl1
fastboot -i 0x1ebf erase sbl1bak
fastboot -i 0x1ebf erase tz
fastboot -i 0x1ebf erase tzbak
fastboot -i 0x1ebf format system
fastboot -i 0x1ebf format userdata
fastboot -i 0x1ebf format cache
fastboot -i 0x1ebf flash modem NON-HLOS.bin
fastboot -i 0x1ebf flash sbl1 sbl1.mbn
fastboot -i 0x1ebf flash sbl1bak sbl1.mbn
fastboot -i 0x1ebf flash aboot emmc_appsboot.mbn
fastboot -i 0x1ebf flash abootbak emmc_appsboot.mbn
fastboot -i 0x1ebf flash rpm rpm.mbn
fastboot -i 0x1ebf flash rpmbak rpm.mbn
fastboot -i 0x1ebf flash tz tz.mbn
fastboot -i 0x1ebf flash tzbak tz.mbn
fastboot -i 0x1ebf flash hyp hyp.mbn
fastboot -i 0x1ebf flash hypbak hyp.mbn
fastboot -i 0x1ebf flash boot boot.img
fastboot -i 0x1ebf flash recovery recovery.img
fastboot -i 0x1ebf flash system system.img
fastboot -i 0x1ebf reboot-bootloader
fastboot -i 0x1ebf oem unlock
fastboot -i 0x1ebf format userdata
fastboot -i 0x1ebf format cache
fastboot -i 0x1ebf reboot

Step 7: After all commands are executed, your Yureka will reboot your first time after downgraded to KitKat.

Now you can verify from going to Settings –> About Phone. If it is on KitKat, then congratulations as you have successfully downgraded your Yureka back to CM11 KitKat.