im trying to debrand my w580i and a website told me that i have to download SETool2lite v1.11 to do it...everytime i download it, it doesnt show up...when it gives me the option to open or save, i hit open and it asks me what i wanna open it with so i click internet...and then it goes off and the window pops up again to ask me whether i wanna open or save it...ive tried this at least 10 times but setool2lite v1.11 wont open...please help!!