You can restart IIS and disable Reliable Restart using the command prompt and Iisreset.exe. See the following command-line usage and parameters.
iisreset [computername]
/RESTART Stop and then restart all Internet services.
/START Start all Internet services.
/STOP Stop all Internet services.
/REBOOT Reboot the computer.
/REBOOTONERROR Reboot the computer if an error occurs when starting, stopping, or restarting Internet services.
/NOFORCE Do not forcefully terminate Internet services if attempting to stop them gracefully fails.
/TIMEOUT:val Specify the timeout value (in seconds) to wait for a successful stop of Internet services. On expiration of this timeout the computer can be rebooted if the /REBOOTONERROR parameter is specified. The default value is 20s for restart, 60s for stop, and 0s for reboot.
/STATUS Display the status of all Internet services.
/ENABLE Enable restarting of Internet Services on the local system.
/DISABLE Disable restarting of Internet Services on the local system.
iisreset /restart