1. This method is suitable for most MTK Android phones, there will be special circumstances.
2. Please confirm the ROM is suitble for your phone.
3. Flash ROM have risk of your phone.
4. Sometimes the computer is missing android usb drive or pop INF Install invalid information, such as encountered situation, install write-yard drive in the android cdc and usbser.sys, then install the USB VCOM
5. Because my computer can not using with English, so Screenshot are Chinese, i think you can understand it.
1. Flash Tool. This tool is commonly used in most MTK Android phones, of course, some phones need to use special tools optimized.
2. Install the driver.
I can supply a Driver for all MTK phones, please download it
Method of install driver(Only first time need install):
(1)The phone battery (enough power) to allocate again into the phone
(2)Phone connected to the computer via USB cable, your computer lower right corner will pop up Found New Hardware Tips: MT65XX Preloader, or go to the computer device manager to find driving tips like picture below
(3)As shown in the installation interface into the driver
Click Install the software automatically (if not installed automatically, manually select USB VCOM)
After installation is complete, the interface as shown in the following figure appears, click Cancel to skip, and then point to complete
(4)Part of the PC driver installation interface will continue to pop up, as shown below, click Finish to install the software automatically
Start reflash the ROM
1. Open the Flash Tool(Download it) as picture below:
2. Enter the following interface
After entering, click on the menu bar options option in the pull-down menu on the check the USB Mode
3.Click Scatter-loading, select the desired package, the package is txt file
4.Click Firmware→Upgrate，then connect your phone to the computer(Keep the phone off the power). Start running until the progress bar below appears OK interface, the upgrade is complete.