A copy of the factory ROM for the device, including the scatter file
A proper MTK Flash Tool version for the chipset of this device ({{ page.mtkchipset }})
Downloaded and installed the VCOM driver for MTK devices
Installation steps:
Download the latest image file (.img) from the download link above and rename it to twrp.img, then copy it into the same folder as the factory ROM.
Open up the MTK Flash Tool and use the scatter loading button to select the scatter file for this device.
Uncheck all partition boxes except for the RECOVERY partition.
Click on the folder/filename path for RECOVERY, then browse to and select the twrp.img file.
Click on the [Download] button in the MTK Flash Tool.
Power off your device completely.
Plug the device into the computer and wait for it to flash. If it fails to flash the first time, you may have to unplug the phone and click [Download] again. Try this a few times. If it still doesn't work, try a different USB port and USB cable.