First of All, Welcome to my BLOG On this Thread, you will find the Original link to Download Lenovo A Plus A1010A20 5.1 Lollipop Stock ROM Firmware from Google Drive. Lenovo A Plus A1010A20 Firmware Package comes in a zip package, which contains Flash File and Flash Tool and Driver with How-to Flash Manual.
Device Name: Lenovo A Plus A1010A20
Android Version: 5.1 Lollipop
Install via: SP Flash Tool
File Size: 1.0 GB
File Hosted: MediaFire
How to Flash Lenovo A Plus A1010A20 Stock Firmware
Step 1: Download & extract the Firmware on your computer.
Step 2: After extracting Firmware zip file you will find the Driver and Installation Instructions.
Step 3: Install Latest available USB Drivers (Just skip this Step if your Computer already have).
Step 4: Follow the instruction to flash the firmware your Lenovo smartphone.
Download Lenovo A Plus A1010A20 Firmware Update