Dell will finally start rolling out Android 2.2 update for Streak on AT&T and Rogers Canada network today. Update is available OTA, and users will soon get a notification on their Streak devices. You can find the full guide to the update here.

Update Changelog:

• Dell Stage UI
• Improved performance & memory management
• Adobe Flash 10.1 support
• Support for more apps like the native Twitter client, Skype for Android and the Firefox Beta browser
• Live Wallpapers
• Ability to create a portable W-iFi hotspot
• An improved more-responsive phone dialer interface
• Enhanced Microsoft Exchange support