Polytron
Polytron R2457 Rocket S2
Polytron_R2457_Rocket_S2_SP7731_V10_20160314_5.1_SPD.zip
File Size
503 MB
Description
Polytron R2457 Rocket S2 Stock ROM Firmware (Flash File) The Stock ROM (firmware) can be used to reinstall the operating system (OS) on the mobile device. It can be very handy when experiencing software errors, facing a device start-up loop, dealing with battery drain issues, or upgrading or downgrading the mobile OS. File Name: Polytron_R2457_Rocket_S2_SP7731_V10_20160314_5.1_SPD.zip File Size: 503 MB Flash Tool: SPD Flash Tool How-to Flash (install): Follow Tutorial Mirror 1 (Free)Mirror 2 (Paid)