XPERIA X8 firmware update with PC companion softwareDownload PC companion and install
Install PC companion on your PC computer. Follow instruction. For firmware update you need a micro USB cable. When the pc recognizing your XPERIA X8 it will install the necessary driver files.
After yourXPERIA X8 connected press Start / in Support Zone
You can also use Sony Ericsson update service tool
PC Suite is out of date use PC companion software instead
Sony Ericsson PC Companion 2.0
PC Companion is a software that acts as a portal to Sony Ericsson and operator applications, such as phone software updates
If nothing works: As last resort do a Sony Ericsson phone repaire with PC Suite. Use this method to hard reset AFTER INSTALLATION----> TOOLS > PHONE REPAIR