Flash your phone and How to apply or remove patch using SETool 2 Lite

[riders4sia]

flash IC problem might be the main reason of dissapearing files. if you are a technician, apply hot air with good liquid flux on the Flash IC and try again

[bleurdeur]

Ok thanks man...did it but still no luck, is there any chance that I get to change the acoustic settings of the phone via setool2 lite as well?

[riders4sia]

Ok thanks man...did it but still no luck, is there any chance that I get to change the acoustic settings of the phone via setool2 lite as well?

you may also try using different FS