i was looking at this guide here http://xdaforums.com/showthread.php?t=2448960 but i noticed its for 11a i have a 12b kdz i im kinda confused have restored devices back to stock before but this is just confusing i have changed the com port to 41 but im afraid it will make my 32 a 16 gb i want to know if this guide is still up to date and will work with 12b