To install a test-signed driver, follow the steps.

1. If you've install FSP driver before, remove it first. Reboot.
2. Execute install_testcert.bat in the TestSigning folder to install the certificate. 
    NOTE: If you are using Vista, you have to use Administrator permission to install certificate.
3. Execute setup.exe to install the driver.
4. Reboot.
5. Done.