Finally for Epic 4G users, the Android 2.2 “FroYo” update is out. It is available Over the Air, and if you have not received OTA. You can use the method below to download the update now.
Sprint today became the first US telecom carrier to releases Android 2.2 update for any Galaxy S device.
Android 2.2 JIT compiler
Adobe Flash Player 10.1 compatibility
New Android Market with auto-updating
Pinch-to-zoom homescreen flyover
Improved default keyboard
Quick links to “GPS” and “Auto rotation” toggles on notification bar added
Slightly different graphics and transitions with app drawer and default icon dock
Colored icons in settings
Better Exchange support
Video records in MP4 format
New Search widget
New Gmail application
Instructions: Update Android 2.2 Froyo for Epic 4G
Download the required update.zip file
RENAME the file to “update.zip” (If you get an error while flashing, your file might accidentally be named “update.zip.zip” due to Windows’ file renaming system. Simply rename it to “update” to make it update.zip and flash)
Move the file to your storage on the Epic 4G (Mount USB storage and drag the update.zip into root folder)
Boot your device into “recovery mode” (While the phone is off, hold down the “Volume Down” button, “Camera” button, and “Power” button and hold them)
Apply the sdcard update.zip from Recovery Mode
Congratulations! You now have Android 2.2.1 Froyo (DK28) on your Samsung Epic 4G from Sprint!