How to debrand or upgrade G705??

[arthuryap97]

as topic above..
i noe how to use flash theme for my previous phone W910i.. but for nw my G705 its not work with the A2uploader.. mayb its not unlock??
my problem- plugged in to usb.. press C and the phone nt detected.. HELP..

[senter]

Clean phone connectoer with wooden toothpick.

[arthuryap97]

Clean phone connectoer with wooden toothpick.

it really works?? havent try.. it works when normal connect to transfer file

any1 can hlp??