If you're having trouble updating your Sony Ericsson (now Sony Mobile) phone, then downloading the Sony Ericsson Update Service tool should solve your problems.
Sony Ericsson Update Service installs the latest official Sony Ericsson software for your phone. Simply install Sony Ericsson Update Service on your PC, choose the model of phone you are using and the program will detect the latest software for it. Then, simply connect your Sony Ericsson phone to the computer to update it. Sony Ericsson Update Service is the official Sony Ericsson software to update your mobile phone.
Sony Ericsson Update Service is the tool you need to update your phone from your PC.
Download Sony Ericsson Update Service in Softonic