Download Alcatel 5010U Stock Firmware (Flash File) from below direct link. On this page includes Firmware, Flash Tool, USB Driver and Instructions.
[*] Model: Alcatel Pixi 4 (5) 5010U.
[*] Chipset: Mediatek MT6580.
[*] Flash Tool: Smart Phone Flash Tool.
Download Alcatel 5010U Firmware
How To Flash Firmware
Step-1: Download and extract the Alcatel 5010U firmware on your computer.
Step-2: Install Mediatek MTK USB driver (skip if already installed).
Step-3: Open SP Flash Tool and load the Scatter file from firmware folder.
Step-4: Click on Upgrade / Download button in Flash Tool for begin the flashing.
Step-5: Turn power off your device connect it to Computer using USB.
Step-6: Now wait until during the flashing process after done you will be see Download OK.
See How To Flash