SKG AD557 MT6572 Firmware ROM (flash file). Free download the latest Stock ROM for SKG AD557. Operating system optimization, hang logo fix , bootloop fix , and unbrick,…Besides, firmware also help you to remove password and bypass FRP….

Download firmware for SKG AD557:
SKG_AD557_MT6572_V009_20150311_4.4.2 | AFH
Premium Download:
Downloading via Google Drive (Unlimited) is available for Premium Account.
Tool:
SP Flash Tool for Windows – Latest