Here is a stock ROM, MTK Backup for Infinix X503 which is every bit good known every bit Infinix Surf Bravo.
With this Infinix X503 flash file, you lot tin flash stock ROM dorsum to your Infinix X503 using SP Flash Tool. This is by as well as large required when you lot accept software issues amongst your Infinix android devices, as well as inward close cases, flashing stock ROM on infinix android devices corrects all software errors if you lot know how to create it.
Below hither is the download link for the stock ROM. You may every bit good come across the tutorial page on how to flash stock ROM on infinix as well as other MTK android devices below.
Infinix X503, Surf Bravo Stock ROM Download Details:
Version: Android 4.2.2 (JellyBean)
ROM Size: 348mb
Phone Configuration: Infinix X503, Surf Bravo Spec as well as Configuration
ROM Download Link: Download Infinix X503 Surf Bravo ROM Here
How to Flash Stock ROM on Infinix as well as other MTK Android Here
Source: Hovatek