How does the WIN7 system turn off the smart card service?

WIN7 will automatically provide smart card plug-and-play service, so after inserting the IC smart card, WIN7 will automatically send APDU to get the certificate, and so on the smart card information. And automatically install the driver. So in order to turn off these unused functions. Please follow The following methods are performed

1. Start gpedit.msc.

in the run bar. 2. Select the computer configuration management module windows component smart card in the local group policy compiler.

3, then close 4 of them according to the description in the figure.

4, restart the computer to make it effective.