i have a iphine 4 and running 4.2.7 (yeah clicked the wrong button) i have read a few post about downgrading back to 4.2.6, i have download the 4.2.6 ios and tinyumbrealla, tinyumbrella shows me that i have 4.2.6 and 4.2.7 shsh available, when i go into itunes and shift+restore and browse to the 4.2.6 firmware folder there isnt a ipsw to click on to start the restore, am i doing something wrong or what do i need to do to make this happen, tnx for any help