R reggie New member Nov 14, 2010 #1 I want to update its firmware but it needs sim to be inserted. Whenever I insert sim card to my phone, it keeps turning off and on. I don't know what to do. Please help me how to fix this.
I want to update its firmware but it needs sim to be inserted. Whenever I insert sim card to my phone, it keeps turning off and on. I don't know what to do. Please help me how to fix this.
