hello guys, I need an important help. I came to know that my H1 has been approved. rightnow, i am in F1 status. my cosultancy filed my H1 when i was on opt. my opt was expired in July4th. However, I got an i-20 during my grace periode. Now I am in school and Have an I-20. If my H1 is approved than how can i change my status. when do i need to change my status. my H1 will be started form October 1st. please help me out