It is Very important to have the Stock and Official Updates for your Samsung Galaxy S2 Epic 4G Touch SPH-D710, Below you can get the one that suits to your Smartphone, Many versions, Countries, And Languages are available too.
Free Download Links for Samsung Galaxy S2 Epic 4G Touch SPH-D710 Softwares:
D710USFI27_USFI27_SPR_Sprint_Android_4.0.4.zip - 340.1 MB
D710USFL24_USFL24_SPR_Sprint_Android_4.0.4.zip - 340.3 MB
D710USGB27_USGB27_SPR_Sprint_Android_4.1.2.zip - 510.4 MB