Well I was gonna install omnrom 4.4.2 on my tf300 so I went in recover mode and fully wiped the data but it was taking very long time and I tought that it has jammed so I hold down the power button and it switches off then it kept boot on Asus logo then it go on the teamwin logo (recovery) and it stay on the teamwin and sometime the screen blinks but stays there then I read to do APX I downloaed the drivers from this site and install them and I hold power + volume up and I end up in a black screen and there where I installed the drivers the windows managed to fidn my tablet than I tried to do nvflash.exe but cant get it to work pls help me. also I cant turn off my tablet cos when I do it keep boot up get past the Asus logo and freezes at teamwin recovery logo. help pls