Debranding SE C903 from 3UK, and Rebranding as O2 UK

[hyperion17]

ok downloaded etc, now how do i upload the file to thet directory you have listed

Execute "ggsetup.exe".
Start A2Uploader_CID53. Pres "File System tool" button, then connect USB cable while holding "C" key. Go to tpa/preset/custom and drag & drop "customize_upgrade.xml" here. Press "Stop" button on A2uploader then "Quit".