Sprint Epic 4G has been rooted successfully before it’s even available for sale. The guys over at SDX-Developers got their hands dirty and managed to root Samsung Epic 4G running android 2.1 OS. Sweet enough!
How to Root Samsung Epic 4G Android Phone
The process of rooting Epic 4G is similar to that of the Droid 2 and EVO 4G Froyo Version which is fairly complicated and requires the Android SDK to be installed on your computer. If you are an android geek and know what you are doing then follow guide (posted here) to root your Sprint Epic 4G.
Rooting Android phone provides full access to its system files allowing you to modify the phone’s firmware and install third party apps, themes and custom ROMs. You can then spruce up your Epic 4G handset with number of third party applications. Be warned, you might end-up bricking your android phone.