step 1. download all needed file here : MediaFire
step 2. open MCT then click bypass authentication then hold vol up and vol down then insert usb.
step 3. after bypass authentication dont remove the usb then proceed to step 4.
step 4. (again dont unplug usb to the phone) open SP flashtool
step 5 upload DA file browse to the SP flashtool location folder then choose MTK AllinOne DA file.
step 6. on SP flashtool upload scattered file on your downloaded file folder.
step 7. after uploaded the scattered file uncheck the following ...
uncheck "opporeserve2"
uncheck "cdt_engineering"
uncheck "special_preload"
uncheck "my_custom"
step 8. after unchecking that click download tab then wait flashing done.
step 2. open MCT then click bypass authentication then hold vol up and vol down then insert usb.
step 3. after bypass authentication dont remove the usb then proceed to step 4.
step 4. (again dont unplug usb to the phone) open SP flashtool
step 5 upload DA file browse to the SP flashtool location folder then choose MTK AllinOne DA file.
step 6. on SP flashtool upload scattered file on your downloaded file folder.
step 7. after uploaded the scattered file uncheck the following ...
uncheck "opporeserve2"
uncheck "cdt_engineering"
uncheck "special_preload"
uncheck "my_custom"
step 8. after unchecking that click download tab then wait flashing done.