Polytron W7550 Stock ROM (Flash File)

Polytron W7550 Stock ROM (Flash File). Free download Official Firmware ROM for Polytron W7550. You can use it to update and downgrade the device, fixing the device facing bootloop issue or any software issue.

Download ROM for Polytron W7550:

Polytron W7550_MT6589_JB4.2.1_20131108 Full Backup.rar | Download via Server 1Download via Server 2

Tool:

Download SP Flash Tool for Windows – New Version