[hooover]

Follow these specifically
Make sure your phone is connected as "Charge Only" and "Debugging" is on.
Press the Step 1 button on the widows interface.
Wait for everything to happen and read the instructions in the Command Prompt Window.
Ready for Step 2 make sure the phone is in "Charge Only" and "Debugging" is still on, press the Step 2 button.
Follow the instructions in the Command Prompt Window.
Ready for Step 3 , make sure you go to the Flash Site on the EVO, (not on your computer), once you are on the site give it a few seconds to load fully, (then press the refresh button on the EVO address bar), allow the site a few seconds to refresh and load.
I just left the site open and followed the Command Prompt instructions.
Ready for Step 4 hit the Step 4 button and wait for the , follow the instructions in the Command Prompt window (if you are having issues repeat steps over and be sure that step 2 and 3 are done correctly)