You are at the right place if you want to update your Lenovo A319 Custom ROM. The process is very easy as you only have to download Stock ROM Firmware flash file that suit your device. You also need to download the latest Lenovo USB drivers to connect it to your computer and SP Flash Tool to help you update your device. You can find all these files in the zip format. Here are the steps to update Lenovo ROM to the latest Android version.
But, before you start updating your device, make sure there is enough battery power so it is best to fully charge your phone. This process may wipe out the data on your phone so before flashing or installing firmware on your device it is suggested you create backup of all data on your device including personal data. Lenovo A319 Custom ROM Firmware Flash file for Lenovo is unofficial so it may cause your warranty void. So any damages and issues are at your risk. However, Lenovo USB drivers can be downloaded from Lenovo official page so it should be safe and easy to install.
Steps To Flashing Lenovo A319 Custom ROM
The first thing to do before starting update is download all the necessary files and tools including Lenovo A319 Stock ROM Firmware files, SP Flash Tool, Scatter files, and USB Drivers for your Lenovo phone. Install the drivers and tools on your computer and extract the zip files. Now turn off your device completely. Remove the battery if necessary. Next, run the SP flash tool on your computer. Press Download Tab and then press Scatter Loading. You will be asked to browse the scatter firmware file that you have extracted before and load it.
With the device switched off, use the USB data cable to connect your device to your computer. Start flash process by pressing the Upgrade Button / Download Button with Green Arrow icon. Now sit and relax while the update process is completing. You will see a Green ring on the screen if the Lenovo A319 ROM Firmware update process is successful. You may need to reboot your device for the setting to make changes. It may take longer time to boot your device for the first time. It is a normal process so please be patient. Once you see the homescreen on your phone, you will realize that you have the new look of the Android and the boosted performance from the Lenovo A319 Custom ROM update.