yaong

oh and one more check i guess that download the flash file and then update by line 6 updater is more stability but 2.54 flash file download link is seem break.. (later i try again with google chrome,can download 2.54 and can update well,but same condition) and 2.50 is download well update that file is succes(2.50) but also my HX don't work fine

ok thank you how can i receive that update? is that common method? by line6 updater?

thank you i already try that but not work.....

first i'm Korean(and i'm living in Korea) and please understand my bad english ability...... i got my hx effects today morning and first try firmware update and fair and try other method and succese (i put usb cable to my PC's mainboard socket) now my hx version is 2.54 but any press buttons not working (save/home/menu/all knob's press... except left right arrow buttons before update it work well...) i can't do anything............ how can i fix it?????