how to flash Cherry Mobile Omega HD 3 stock rom via twrp

Download link
[Stock Rom##download##]

Steps
*Turn off your device.
*Press power botton + volume up (sabay)
Select
*wipe and format options
-factory reset
-wipe cache
-wipe dalvik/art cache
*Install zip from sd
Select and install...
After installing
Go back to
*wipe and format options
-wipe cache
-wipe dalvik/art cache
Then Reboot..