You will need to download the following files:

Mark extracted the files, pointed the Flash Tool to the MT6582_Android_scatter.txt , and hit the button. Now came the tricky part—the "handshake." He popped the battery out of the Kite 4G, held the Volume Down button, and slid the USB cable into the port.

Most Wiko devices with MTK chipsets use the SP Flash Tool . Installation Steps

In the world of early 4G budget smartphones, the Wiko Kite 4G (L4020) was a distinct little traveler. Powered by Android 4.4 KitKat

Extract the downloaded Stock ROM (Firmware) zip file on your PC. Inside, you should see a folder containing multiple files, including one specifically named as a "scatter" file (usually a text file). Set Up the Flash Tool SP Flash Tool as an administrator. Navigate to the tab and click the Scatter-loading