As of today Android 4.0 Ice Cream Sandwich firmware upgrade for Sony Tablet S is available in Canada. The software update is pushing out to tablets over the air just as soon as you connect yours to the WiFi.
If you do not receive the upgrade notification you can manually check by following Sony support tutorial here.
Pretty much we all know what Ice Cream Sandwich brings. Just in case here is Sony Tablet S Android 4.0 ICS OS release notes:
- Enhanced lock screen: Direct access to Notifications and Unlock direct to camera
- New panoramic camera mode
- Enhanced Gallery media viewer: Direct SD card access and photo editing tools
- New Home Screen actions: Drag icons together to create folders and Add names to folders
- Enhanced web browser: Switch from mobile to desktop web sites and Save pages for offline viewing
- Access files directly from SD card
- Native screenshot capture: Press “Power” and “Volume”
- Exclusive “Small Apps’ for multi-tasking: Calculator, Browser, Remote Control and Move to screen edge for reduced clutter
source Sony via MobileSyrup