With the earlier releases of Samsung Omnia in white, Samsung has also posted a new software updates for the Omnia i900. It is not sure that if the software updates can be used for Omnia in other countries, the upgrade is currently listed only for Singapore country. After the upgrade, the software version should be i900DXHG4

Below is a list of the changes, observed by tiwee from ppcsg

• Overall Speed Faster
• Hactic Feedback Lesser, only launching something will have feedback
• Samsung Today 1 Plugin
• Smart Reader (business card scanner)
• Some icons are changed (like when charging, Calculator)
• Orientation are better in G4
• Changes to Calculator Skin
• More Video Settings
• New Input like Samsung Panel
• End Key Function to lock Device
• No change in Memory
• Device Version: PDA - i900DXHG4/DXHG4 / PHONE - i900DXHG4

The software updates can be downloaded from here. The country list has only got Singapore at the moment and you might want to wait for the official version for your country.

Source [ppcsg]