To be sure that your computer driver installed correctly

To be sure that the computer driver installed correctly, do some following job (for example with windows XP ) :
1. Click Start botton
2. Right click My Computer
3. Left click Properties
4. Choose Hardware option
5. Left click Device Manager
6. Be sure that in Device Manager nothing the attention a like : “ ? “ or “ ! “
Moore action to be sure that nothing device without driver please do the following steps :
1. Click Start menu
2. Get in the Control Panel
3. Click switch to Classic View
4. Click Add Hardware
5. Click Next and Yes
6. If there are hardware detected, so this hardware not yet installed correctly
Good luck