How to use Gevey : iphone4

How to use Gevey :
Before using,you should need following two tips :
1.If your iPhone 4 has custom firmware, the GEVEY Sim adapter will not work. You must restore your iPhone 4 to the original iPhone 4 Firmware.
2.If after booting up the iPhone 4, and you do not see the "accept" screen, make sure you have an active sim and that it is correctly inserted in your iPhone.
User Manual :
1.Turn off your iphone and insert your SIM card and GEVEY sim together with the metal SIM tray provided.
2: Turn on your iphone and wait for the SIM welcome menu to show and then select "accept".
3: At the beginning, there is a "no service "message will show on your iphone,don't worry , just wait and later you will see one signal bar appears on the top left corner.
4: After you see the singal bar, please dial "112" and hang up in 2 seconds.
5: Turn on your Airplane mode and then turn off right away,Your phone will show "SIM failure" and "No SIM Card installed"
6: When you see the "No SIM Card installed" info on the iphone , please turn on the airplane mode then and turn it off asap. Later you will see the "SIM Failure" info and the singal will show up as well.
Notice :
1.If there is no singal show up after you follow the steps above,please switch off your iphone and repeat the user guide steps again.
2.If you want to use the 3G network,just turn on "data roaming"in the network menu.
3.You can do a language selection for the welcome message at the STK menu.