There is now an update on the way for the Sony XPERIA X10, which will improve the general performance, speed and responsiveness. This is an Over the Air update and you will be promoted to download it when it is available for your device. It is recommended that you backup any important data before applying the update.
From the Official Sony Ericsson Product Blog:
Many of you have been asking about the software update coming to the Xperia X10 this summer and we are pleased to share the details of it today.
This update will be gradually rolled out across our markets over the coming weeks, pending the completion of quality approvals for individual markets and operators. The first updates are now live across selected markets. Please check with your local Sony Ericsson customer support when the upgrade will be available for your market and network.
When the update is available in your market you will receive a message in the notification bar of your X10. The easiest way to get the new software is to accept this update – you can use your mobile network connection or a WiFi connection for the download. Alternatively you can update your phone using your PC – please visit www.sonyericsson.com/update and follow the instructions.
This update focuses on improving the general performance, speed and responsiveness of Xperia X10. For example, there are speed improvements in messaging tasks and camera UI. In addition we add a free back up and restore application so you’ll never lose your settings and information. In selected markets, PlayNow™ with premium apps and games will also be added.
We hope you like these improvements. Please continue to interact with us. We listen to your feedback.