Along with iOS 4.3.3 update, Apple has updated Verizon iPhone’s firmware to iOS 4.2.8. If you are using CDMA iPhone, you can download this update on Windows as well as Mac platform through iTunes software. Users can also get iOS 4.2.8 update from the following direct download link.

Features of iOS 4.2.8 Firmware Update
- Reduces the size of the cache
- No longer back the cache up to iTunes
- Deletes the cache entirely when Location Services is turned off
