Infinix Hot S X521 Stock ROM (Flash File). Free download Official Firmware ROM for Infinix Hot S X521. You can use it to update and downgrade the device, fixing the device facing bootloop issue or any software issue.
Download ROM for Infinix Hot S X521:
File Name: X521_MT6753_J5088C1_6.0_161010V98.rar
Size: 1.6 GB
Link: Download via Server 2 – Download via Server 1
Download SP Flash Tool for Windows – New Version